1557304084

素因数分解:

$2^2\times 7^2\times {\mathrm{7945429}}^1$

素因数の和:7945447

約数の個数: 18

約数和(自身を含む): 3170226570

約数和(自身を除く): 1612922486

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 7945429, 15890858, 31781716, 55618003, 111236006, 222472012, 389326021, 778652042, 1557304084]

約数ペア:

[(1, 1557304084), (2, 778652042), (4, 389326021), (7, 222472012), (14, 111236006), (28, 55618003), (49, 31781716), (98, 15890858), (196, 7945429)]