12855415

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 15876000

約数和(自身を除く): 3020585

約数列:

[1, 5, 53, 139, 265, 349, 695, 1745, 7367, 18497, 36835, 48511, 92485, 242555, 2571083, 12855415]

約数ペア:

[(1, 12855415), (5, 2571083), (53, 242555), (139, 92485), (265, 48511), (349, 36835), (695, 18497), (1745, 7367)]