31261890862

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{8447}}^1$

素因数の和:8976

約数の個数: 32

約数和(自身を含む): 48392847360

約数和(自身を除く): 17130956498

約数列:

[1, 2, 67, 71, 134, 142, 389, 778, 4757, 8447, 9514, 16894, 26063, 27619, 52126, 55238, 565949, 599737, 1131898, 1199474, 1850473, 3285883, 3700946, 6571766, 40182379, 80364758, 220154161, 233297693, 440308322, 466595386, 15630945431, 31261890862]

約数ペア:

[(1, 31261890862), (2, 15630945431), (67, 466595386), (71, 440308322), (134, 233297693), (142, 220154161), (389, 80364758), (778, 40182379), (4757, 6571766), (8447, 3700946), (9514, 3285883), (16894, 1850473), (26063, 1199474), (27619, 1131898), (52126, 599737), (55238, 565949)]