27885930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21617}}^1$

素因数の和:21670

約数の個数: 32

約数和(自身を含む): 68485824

約数和(自身を除く): 40599894

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21617, 43234, 64851, 108085, 129702, 216170, 324255, 648510, 929531, 1859062, 2788593, 4647655, 5577186, 9295310, 13942965, 27885930]

約数ペア:

[(1, 27885930), (2, 13942965), (3, 9295310), (5, 5577186), (6, 4647655), (10, 2788593), (15, 1859062), (30, 929531), (43, 648510), (86, 324255), (129, 216170), (215, 129702), (258, 108085), (430, 64851), (645, 43234), (1290, 21617)]