15878772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 51123072

約数和(自身を除く): 35244300

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 37, 39, 42, 52, 63, 74, 78, 84, 91, 111, 117, 126, 131, 148, 156, 182, 222, 234, 252, 259, 262, 273, 333, 364, 393, 444, 468, 481, 518, 524, 546, 666, 777, 786, 819, 917, 962, 1036, 1092, 1179, 1332, 1443, 1554, 1572, 1638, 1703, 1834, 1924, 2331, 2358, 2751, 2886, 3108, 3276, 3367, 3406, 3668, 4329, 4662, 4716, 4847, 5109, 5502, 5772, 6734, 6812, 8253, 8658, 9324, 9694, 10101, 10218, 11004, 11921, 13468, 14541, 15327, 16506, 17316, 19388, 20202, 20436, 23842, 29082, 30303, 30654, 33012, 33929, 35763, 40404, 43623, 47684, 58164, 60606, 61308, 63011, 67858, 71526, 87246, 101787, 107289, 121212, 126022, 135716, 143052, 174492, 189033, 203574, 214578, 252044, 305361, 378066, 407148, 429156, 441077, 567099, 610722, 756132, 882154, 1134198, 1221444, 1323231, 1764308, 2268396, 2646462, 3969693, 5292924, 7939386, 15878772]

約数ペア:

[(1, 15878772), (2, 7939386), (3, 5292924), (4, 3969693), (6, 2646462), (7, 2268396), (9, 1764308), (12, 1323231), (13, 1221444), (14, 1134198), (18, 882154), (21, 756132), (26, 610722), (28, 567099), (36, 441077), (37, 429156), (39, 407148), (42, 378066), (52, 305361), (63, 252044), (74, 214578), (78, 203574), (84, 189033), (91, 174492), (111, 143052), (117, 135716), (126, 126022), (131, 121212), (148, 107289), (156, 101787), (182, 87246), (222, 71526), (234, 67858), (252, 63011), (259, 61308), (262, 60606), (273, 58164), (333, 47684), (364, 43623), (393, 40404), (444, 35763), (468, 33929), (481, 33012), (518, 30654), (524, 30303), (546, 29082), (666, 23842), (777, 20436), (786, 20202), (819, 19388), (917, 17316), (962, 16506), (1036, 15327), (1092, 14541), (1179, 13468), (1332, 11921), (1443, 11004), (1554, 10218), (1572, 10101), (1638, 9694), (1703, 9324), (1834, 8658), (1924, 8253), (2331, 6812), (2358, 6734), (2751, 5772), (2886, 5502), (3108, 5109), (3276, 4847), (3367, 4716), (3406, 4662), (3668, 4329)]