23305785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 39840768

約数和(自身を除く): 16534983

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 1571, 2967, 4713, 4945, 7855, 14835, 23565, 36133, 67553, 108399, 180665, 202659, 337765, 541995, 1013295, 1553719, 4661157, 7768595, 23305785]

約数ペア:

[(1, 23305785), (3, 7768595), (5, 4661157), (15, 1553719), (23, 1013295), (43, 541995), (69, 337765), (115, 202659), (129, 180665), (215, 108399), (345, 67553), (645, 36133), (989, 23565), (1571, 14835), (2967, 7855), (4713, 4945)]