8872905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 15114240

約数和(自身を除く): 6241335

約数列:

[1, 3, 5, 15, 19, 57, 95, 163, 191, 285, 489, 573, 815, 955, 2445, 2865, 3097, 3629, 9291, 10887, 15485, 18145, 31133, 46455, 54435, 93399, 155665, 466995, 591527, 1774581, 2957635, 8872905]

約数ペア:

[(1, 8872905), (3, 2957635), (5, 1774581), (15, 591527), (19, 466995), (57, 155665), (95, 93399), (163, 54435), (191, 46455), (285, 31133), (489, 18145), (573, 15485), (815, 10887), (955, 9291), (2445, 3629), (2865, 3097)]