31172245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 12373355

約数列:

[1, 5, 13, 23, 29, 65, 115, 145, 299, 377, 667, 719, 1495, 1885, 3335, 3595, 8671, 9347, 16537, 20851, 43355, 46735, 82685, 104255, 214981, 271063, 479573, 1074905, 1355315, 2397865, 6234449, 31172245]

約数ペア:

[(1, 31172245), (5, 6234449), (13, 2397865), (23, 1355315), (29, 1074905), (65, 479573), (115, 271063), (145, 214981), (299, 104255), (377, 82685), (667, 46735), (719, 43355), (1495, 20851), (1885, 16537), (3335, 9347), (3595, 8671)]