127988912

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{50951}}^1$

素因数の和:51116

約数の個数: 20

約数和(自身を含む): 249562896

約数和(自身を除く): 121573984

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 50951, 101902, 203804, 407608, 815216, 7999307, 15998614, 31997228, 63994456, 127988912]

約数ペア:

[(1, 127988912), (2, 63994456), (4, 31997228), (8, 15998614), (16, 7999307), (157, 815216), (314, 407608), (628, 203804), (1256, 101902), (2512, 50951)]