174920687991

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1523}}^1\times {\mathrm{1901}}^1$

素因数の和:3581

約数の個数: 72

約数和(自身を含む): 296409947184

約数和(自身を除く): 121489259193

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 411, 441, 959, 1233, 1523, 1901, 2877, 4569, 5703, 6713, 8631, 10661, 13307, 13707, 17109, 20139, 31983, 39921, 60417, 74627, 93149, 95949, 119763, 208651, 223881, 260437, 279447, 625953, 671643, 781311, 838341, 1460557, 1823059, 1877859, 2343933, 2895223, 4381671, 5469177, 8685669, 10223899, 12761413, 13145013, 16407531, 20266561, 26057007, 30671697, 38284239, 60799683, 92015091, 114852717, 141865927, 182399049, 396645551, 425597781, 1189936653, 1276793343, 2776518857, 3569809959, 8329556571, 19435631999, 24988669713, 58306895997, 174920687991]

約数ペア:

[(1, 174920687991), (3, 58306895997), (7, 24988669713), (9, 19435631999), (21, 8329556571), (49, 3569809959), (63, 2776518857), (137, 1276793343), (147, 1189936653), (411, 425597781), (441, 396645551), (959, 182399049), (1233, 141865927), (1523, 114852717), (1901, 92015091), (2877, 60799683), (4569, 38284239), (5703, 30671697), (6713, 26057007), (8631, 20266561), (10661, 16407531), (13307, 13145013), (13707, 12761413), (17109, 10223899), (20139, 8685669), (31983, 5469177), (39921, 4381671), (60417, 2895223), (74627, 2343933), (93149, 1877859), (95949, 1823059), (119763, 1460557), (208651, 838341), (223881, 781311), (260437, 671643), (279447, 625953)]