31249452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 83213760

約数和(自身を除く): 51964308

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 676, 741, 811, 988, 1014, 1482, 1622, 2028, 2433, 2964, 3211, 3244, 4866, 6422, 9633, 9732, 10543, 12844, 15409, 19266, 21086, 30818, 31629, 38532, 42172, 46227, 61636, 63258, 92454, 126516, 137059, 184908, 200317, 274118, 400634, 411177, 548236, 600951, 801268, 822354, 1201902, 1644708, 2403804, 2604121, 5208242, 7812363, 10416484, 15624726, 31249452]

約数ペア:

[(1, 31249452), (2, 15624726), (3, 10416484), (4, 7812363), (6, 5208242), (12, 2604121), (13, 2403804), (19, 1644708), (26, 1201902), (38, 822354), (39, 801268), (52, 600951), (57, 548236), (76, 411177), (78, 400634), (114, 274118), (156, 200317), (169, 184908), (228, 137059), (247, 126516), (338, 92454), (494, 63258), (507, 61636), (676, 46227), (741, 42172), (811, 38532), (988, 31629), (1014, 30818), (1482, 21086), (1622, 19266), (2028, 15409), (2433, 12844), (2964, 10543), (3211, 9732), (3244, 9633), (4866, 6422)]