251198

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 16

約数和(自身を含む): 401760

約数和(自身を除く): 150562

約数列:

[1, 2, 29, 58, 61, 71, 122, 142, 1769, 2059, 3538, 4118, 4331, 8662, 125599, 251198]

約数ペア:

[(1, 251198), (2, 125599), (29, 8662), (58, 4331), (61, 4118), (71, 3538), (122, 2059), (142, 1769)]