18138675

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{3313}}^1$

素因数の和:3399

約数の個数: 24

約数和(自身を含む): 30409264

約数和(自身を除く): 12270589

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 3313, 5475, 9939, 16565, 49695, 82825, 241849, 248475, 725547, 1209245, 3627735, 6046225, 18138675]

約数ペア:

[(1, 18138675), (3, 6046225), (5, 3627735), (15, 1209245), (25, 725547), (73, 248475), (75, 241849), (219, 82825), (365, 49695), (1095, 16565), (1825, 9939), (3313, 5475)]