68739938

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{1223}}^1$

素因数の和:1561

約数の個数: 16

約数和(自身を含む): 104431680

約数和(自身を除く): 35691742

約数列:

[1, 2, 157, 179, 314, 358, 1223, 2446, 28103, 56206, 192011, 218917, 384022, 437834, 34369969, 68739938]

約数ペア:

[(1, 68739938), (2, 34369969), (157, 437834), (179, 384022), (314, 218917), (358, 192011), (1223, 56206), (2446, 28103)]