999906426

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2549}}^1$

素因数の和:2644

約数の個数: 96

約数和(自身を含む): 2418624000

約数和(自身を除く): 1418717574

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 37, 38, 57, 62, 74, 93, 111, 114, 171, 186, 222, 279, 333, 342, 558, 589, 666, 703, 1147, 1178, 1406, 1767, 2109, 2294, 2549, 3441, 3534, 4218, 5098, 5301, 6327, 6882, 7647, 10323, 10602, 12654, 15294, 20646, 21793, 22941, 43586, 45882, 48431, 65379, 79019, 94313, 96862, 130758, 145293, 158038, 188626, 196137, 237057, 282939, 290586, 392274, 435879, 474114, 565878, 711171, 848817, 871758, 1422342, 1501361, 1697634, 1791947, 2923703, 3002722, 3583894, 4504083, 5375841, 5847406, 8771109, 9008166, 10751682, 13512249, 16127523, 17542218, 26313327, 27024498, 32255046, 52626654, 55550357, 111100714, 166651071, 333302142, 499953213, 999906426]

約数ペア:

[(1, 999906426), (2, 499953213), (3, 333302142), (6, 166651071), (9, 111100714), (18, 55550357), (19, 52626654), (31, 32255046), (37, 27024498), (38, 26313327), (57, 17542218), (62, 16127523), (74, 13512249), (93, 10751682), (111, 9008166), (114, 8771109), (171, 5847406), (186, 5375841), (222, 4504083), (279, 3583894), (333, 3002722), (342, 2923703), (558, 1791947), (589, 1697634), (666, 1501361), (703, 1422342), (1147, 871758), (1178, 848817), (1406, 711171), (1767, 565878), (2109, 474114), (2294, 435879), (2549, 392274), (3441, 290586), (3534, 282939), (4218, 237057), (5098, 196137), (5301, 188626), (6327, 158038), (6882, 145293), (7647, 130758), (10323, 96862), (10602, 94313), (12654, 79019), (15294, 65379), (20646, 48431), (21793, 45882), (22941, 43586)]