788672378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{218227}}^1$

素因数の和:218381

約数の個数: 16

約数和(自身を含む): 1283180640

約数和(自身を除く): 494508262

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 218227, 436454, 2836951, 5673902, 30333553, 60667106, 394336189, 788672378]

約数ペア:

[(1, 788672378), (2, 394336189), (13, 60667106), (26, 30333553), (139, 5673902), (278, 2836951), (1807, 436454), (3614, 218227)]