31195404

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 81768960

約数和(自身を除く): 50573556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 103, 141, 179, 188, 206, 282, 309, 358, 412, 423, 537, 564, 618, 716, 846, 927, 1074, 1236, 1611, 1692, 1854, 2148, 3222, 3708, 4841, 6444, 8413, 9682, 14523, 16826, 18437, 19364, 25239, 29046, 33652, 36874, 43569, 50478, 55311, 58092, 73748, 75717, 87138, 100956, 110622, 151434, 165933, 174276, 221244, 302868, 331866, 663732, 866539, 1733078, 2599617, 3466156, 5199234, 7798851, 10398468, 15597702, 31195404]

約数ペア:

[(1, 31195404), (2, 15597702), (3, 10398468), (4, 7798851), (6, 5199234), (9, 3466156), (12, 2599617), (18, 1733078), (36, 866539), (47, 663732), (94, 331866), (103, 302868), (141, 221244), (179, 174276), (188, 165933), (206, 151434), (282, 110622), (309, 100956), (358, 87138), (412, 75717), (423, 73748), (537, 58092), (564, 55311), (618, 50478), (716, 43569), (846, 36874), (927, 33652), (1074, 29046), (1236, 25239), (1611, 19364), (1692, 18437), (1854, 16826), (2148, 14523), (3222, 9682), (3708, 8413), (4841, 6444)]