1245165712

素因数分解:

$2^4\times 7^1\times {\mathrm{11117551}}^1$

素因数の和:11117566

約数の個数: 20

約数和(自身を含む): 2757152896

約数和(自身を除く): 1511987184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11117551, 22235102, 44470204, 77822857, 88940408, 155645714, 177880816, 311291428, 622582856, 1245165712]

約数ペア:

[(1, 1245165712), (2, 622582856), (4, 311291428), (7, 177880816), (8, 155645714), (14, 88940408), (16, 77822857), (28, 44470204), (56, 22235102), (112, 11117551)]