31383278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7621}}^1$

素因数の和:7723

約数の個数: 16

約数和(自身を含む): 49390560

約数和(自身を除く): 18007282

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 7621, 15242, 221009, 442018, 541091, 1082182, 15691639, 31383278]

約数ペア:

[(1, 31383278), (2, 15691639), (29, 1082182), (58, 541091), (71, 442018), (142, 221009), (2059, 15242), (4118, 7621)]