31289293

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 37756800

約数和(自身を除く): 6467507

約数列:

[1, 7, 49, 59, 79, 137, 413, 553, 959, 2891, 3871, 4661, 6713, 8083, 10823, 32627, 56581, 75761, 228389, 396067, 530327, 638557, 4469899, 31289293]

約数ペア:

[(1, 31289293), (7, 4469899), (49, 638557), (59, 530327), (79, 396067), (137, 228389), (413, 75761), (553, 56581), (959, 32627), (2891, 10823), (3871, 8083), (4661, 6713)]