248974996

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{23321}}^1$

素因数の和:23499

約数の個数: 24

約数和(自身を含む): 464294376

約数和(自身を除く): 215319380

約数列:

[1, 2, 4, 17, 34, 68, 157, 314, 628, 2669, 5338, 10676, 23321, 46642, 93284, 396457, 792914, 1585828, 3661397, 7322794, 14645588, 62243749, 124487498, 248974996]

約数ペア:

[(1, 248974996), (2, 124487498), (4, 62243749), (17, 14645588), (34, 7322794), (68, 3661397), (157, 1585828), (314, 792914), (628, 396457), (2669, 93284), (5338, 46642), (10676, 23321)]