311907804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{4639}}^1$

素因数の和:5090

約数の個数: 48

約数和(自身を含む): 785756160

約数和(自身を除く): 473848356

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 431, 862, 1293, 1724, 2586, 4639, 5172, 5603, 9278, 11206, 13917, 16809, 18556, 22412, 27834, 33618, 55668, 60307, 67236, 120614, 180921, 241228, 361842, 723684, 1999409, 3998818, 5998227, 7997636, 11996454, 23992908, 25992317, 51984634, 77976951, 103969268, 155953902, 311907804]

約数ペア:

[(1, 311907804), (2, 155953902), (3, 103969268), (4, 77976951), (6, 51984634), (12, 25992317), (13, 23992908), (26, 11996454), (39, 7997636), (52, 5998227), (78, 3998818), (156, 1999409), (431, 723684), (862, 361842), (1293, 241228), (1724, 180921), (2586, 120614), (4639, 67236), (5172, 60307), (5603, 55668), (9278, 33618), (11206, 27834), (13917, 22412), (16809, 18556)]