40915005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 69683328

約数和(自身を除く): 28768323

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281, 571, 843, 1405, 1713, 2855, 4215, 4777, 8565, 9707, 14331, 23885, 29121, 48535, 71655, 145605, 160451, 481353, 802255, 2406765, 2727667, 8183001, 13638335, 40915005]

約数ペア:

[(1, 40915005), (3, 13638335), (5, 8183001), (15, 2727667), (17, 2406765), (51, 802255), (85, 481353), (255, 160451), (281, 145605), (571, 71655), (843, 48535), (1405, 29121), (1713, 23885), (2855, 14331), (4215, 9707), (4777, 8565)]