38971907

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 45457200

約数和(自身を除く): 6485293

約数列:

[1, 13, 19, 53, 169, 229, 247, 689, 1007, 2977, 3211, 4351, 8957, 12137, 13091, 38701, 56563, 157781, 170183, 230603, 735319, 2051153, 2997839, 38971907]

約数ペア:

[(1, 38971907), (13, 2997839), (19, 2051153), (53, 735319), (169, 230603), (229, 170183), (247, 157781), (689, 56563), (1007, 38701), (2977, 13091), (3211, 12137), (4351, 8957)]