661617697

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 752338944

約数和(自身を除く): 90721247

約数列:

[1, 13, 41, 67, 97, 191, 533, 871, 1261, 2483, 2747, 3977, 6499, 7831, 12797, 18527, 35711, 51701, 84487, 101803, 166361, 240851, 266459, 524677, 759607, 1241309, 3463967, 6820801, 9874891, 16137017, 50893669, 661617697]

約数ペア:

[(1, 661617697), (13, 50893669), (41, 16137017), (67, 9874891), (97, 6820801), (191, 3463967), (533, 1241309), (871, 759607), (1261, 524677), (2483, 266459), (2747, 240851), (3977, 166361), (6499, 101803), (7831, 84487), (12797, 51701), (18527, 35711)]