2054121503

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{3257}}^1$

素因数の和:3543

約数の個数: 24

約数和(自身を含む): 2440919664

約数和(自身を除く): 386798161

約数列:

[1, 7, 49, 61, 211, 427, 1477, 2989, 3257, 10339, 12871, 22799, 90097, 159593, 198677, 630679, 687227, 1390739, 4810589, 9735173, 33674123, 41920847, 293445929, 2054121503]

約数ペア:

[(1, 2054121503), (7, 293445929), (49, 41920847), (61, 33674123), (211, 9735173), (427, 4810589), (1477, 1390739), (2989, 687227), (3257, 630679), (10339, 198677), (12871, 159593), (22799, 90097)]