15661918116

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{7727}}^1$

素因数の和:7882

約数の個数: 144

約数和(自身を含む): 43950187008

約数和(自身を除く): 28288268892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 71, 78, 117, 122, 142, 156, 183, 213, 234, 244, 284, 366, 426, 468, 549, 639, 732, 793, 852, 923, 1098, 1278, 1586, 1846, 2196, 2379, 2556, 2769, 3172, 3692, 4331, 4758, 5538, 7137, 7727, 8307, 8662, 9516, 11076, 12993, 14274, 15454, 16614, 17324, 23181, 25986, 28548, 30908, 33228, 38979, 46362, 51972, 56303, 69543, 77958, 92724, 100451, 112606, 139086, 155916, 168909, 200902, 225212, 278172, 301353, 337818, 401804, 471347, 506727, 548617, 602706, 675636, 904059, 942694, 1013454, 1097234, 1205412, 1414041, 1645851, 1808118, 1885388, 2026908, 2194468, 2828082, 3291702, 3616236, 4242123, 4937553, 5656164, 6127511, 6583404, 7132021, 8484246, 9875106, 12255022, 14264042, 16968492, 18382533, 19750212, 21396063, 24510044, 28528084, 33465637, 36765066, 42792126, 55147599, 64188189, 66931274, 73530132, 85584252, 100396911, 110295198, 128376378, 133862548, 200793822, 220590396, 256752756, 301190733, 401587644, 435053281, 602381466, 870106562, 1204762932, 1305159843, 1740213124, 2610319686, 3915479529, 5220639372, 7830959058, 15661918116]

約数ペア:

[(1, 15661918116), (2, 7830959058), (3, 5220639372), (4, 3915479529), (6, 2610319686), (9, 1740213124), (12, 1305159843), (13, 1204762932), (18, 870106562), (26, 602381466), (36, 435053281), (39, 401587644), (52, 301190733), (61, 256752756), (71, 220590396), (78, 200793822), (117, 133862548), (122, 128376378), (142, 110295198), (156, 100396911), (183, 85584252), (213, 73530132), (234, 66931274), (244, 64188189), (284, 55147599), (366, 42792126), (426, 36765066), (468, 33465637), (549, 28528084), (639, 24510044), (732, 21396063), (793, 19750212), (852, 18382533), (923, 16968492), (1098, 14264042), (1278, 12255022), (1586, 9875106), (1846, 8484246), (2196, 7132021), (2379, 6583404), (2556, 6127511), (2769, 5656164), (3172, 4937553), (3692, 4242123), (4331, 3616236), (4758, 3291702), (5538, 2828082), (7137, 2194468), (7727, 2026908), (8307, 1885388), (8662, 1808118), (9516, 1645851), (11076, 1414041), (12993, 1205412), (14274, 1097234), (15454, 1013454), (16614, 942694), (17324, 904059), (23181, 675636), (25986, 602706), (28548, 548617), (30908, 506727), (33228, 471347), (38979, 401804), (46362, 337818), (51972, 301353), (56303, 278172), (69543, 225212), (77958, 200902), (92724, 168909), (100451, 155916), (112606, 139086)]