278802504396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{13854229}}^1$

素因数の和:13854295

約数の個数: 72

約数和(自身を含む): 776612716880

約数和(自身を除く): 497810212484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124, 13854229, 27708458, 41562687, 55416916, 83125374, 124688061, 166250748, 180104977, 249376122, 360209954, 498752244, 540314931, 595731847, 720419908, 1080629862, 1191463694, 1620944793, 1787195541, 2161259724, 2382927388, 3241889586, 3574391082, 5361586623, 6483779172, 7148782164, 7744514011, 10723173246, 15489028022, 21446346492, 23233542033, 30978056044, 46467084066, 69700626099, 92934168132, 139401252198, 278802504396]

約数ペア:

[(1, 278802504396), (2, 139401252198), (3, 92934168132), (4, 69700626099), (6, 46467084066), (9, 30978056044), (12, 23233542033), (13, 21446346492), (18, 15489028022), (26, 10723173246), (36, 7744514011), (39, 7148782164), (43, 6483779172), (52, 5361586623), (78, 3574391082), (86, 3241889586), (117, 2382927388), (129, 2161259724), (156, 1787195541), (172, 1620944793), (234, 1191463694), (258, 1080629862), (387, 720419908), (468, 595731847), (516, 540314931), (559, 498752244), (774, 360209954), (1118, 249376122), (1548, 180104977), (1677, 166250748), (2236, 124688061), (3354, 83125374), (5031, 55416916), (6708, 41562687), (10062, 27708458), (20124, 13854229)]