81535713

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{757}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 130400256

約数和(自身を除く): 48864543

約数列:

[1, 3, 7, 21, 23, 69, 161, 223, 483, 669, 757, 1561, 2271, 4683, 5129, 5299, 15387, 15897, 17411, 35903, 52233, 107709, 121877, 168811, 365631, 506433, 1181677, 3545031, 3882653, 11647959, 27178571, 81535713]

約数ペア:

[(1, 81535713), (3, 27178571), (7, 11647959), (21, 3882653), (23, 3545031), (69, 1181677), (161, 506433), (223, 365631), (483, 168811), (669, 121877), (757, 107709), (1561, 52233), (2271, 35903), (4683, 17411), (5129, 15897), (5299, 15387)]