1264752856

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{629857}}^1$

素因数の和:630114

約数の個数: 16

約数和(自身を含む): 2380863240

約数和(自身を除く): 1116110384

約数列:

[1, 2, 4, 8, 251, 502, 1004, 2008, 629857, 1259714, 2519428, 5038856, 158094107, 316188214, 632376428, 1264752856]

約数ペア:

[(1, 1264752856), (2, 632376428), (4, 316188214), (8, 158094107), (251, 5038856), (502, 2519428), (1004, 1259714), (2008, 629857)]