131065246

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{967}}^1$

素因数の和:1396

約数の個数: 24

約数和(自身を含む): 213635664

約数和(自身を除く): 82570418

約数列:

[1, 2, 13, 26, 169, 338, 401, 802, 967, 1934, 5213, 10426, 12571, 25142, 67769, 135538, 163423, 326846, 387767, 775534, 5040971, 10081942, 65532623, 131065246]

約数ペア:

[(1, 131065246), (2, 65532623), (13, 10081942), (26, 5040971), (169, 775534), (338, 387767), (401, 326846), (802, 163423), (967, 135538), (1934, 67769), (5213, 25142), (10426, 12571)]