3925405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 5184000

約数和(自身を除く): 1258595

約数列:

[1, 5, 11, 55, 149, 479, 745, 1639, 2395, 5269, 8195, 26345, 71371, 356855, 785081, 3925405]

約数ペア:

[(1, 3925405), (5, 785081), (11, 356855), (55, 71371), (149, 26345), (479, 8195), (745, 5269), (1639, 2395)]