71915115

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 117711360

約数和(自身を除く): 45796245

約数列:

[1, 3, 5, 15, 89, 103, 267, 309, 445, 515, 523, 1335, 1545, 1569, 2615, 7845, 9167, 27501, 45835, 46547, 53869, 137505, 139641, 161607, 232735, 269345, 698205, 808035, 4794341, 14383023, 23971705, 71915115]

約数ペア:

[(1, 71915115), (3, 23971705), (5, 14383023), (15, 4794341), (89, 808035), (103, 698205), (267, 269345), (309, 232735), (445, 161607), (515, 139641), (523, 137505), (1335, 53869), (1545, 46547), (1569, 45835), (2615, 27501), (7845, 9167)]