18148305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{563}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 33352704

約数和(自身を除く): 15204399

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 307, 563, 921, 1535, 1689, 2149, 2815, 3941, 4605, 6447, 8445, 10745, 11823, 19705, 32235, 59115, 172841, 518523, 864205, 1209887, 2592615, 3629661, 6049435, 18148305]

約数ペア:

[(1, 18148305), (3, 6049435), (5, 3629661), (7, 2592615), (15, 1209887), (21, 864205), (35, 518523), (105, 172841), (307, 59115), (563, 32235), (921, 19705), (1535, 11823), (1689, 10745), (2149, 8445), (2815, 6447), (3941, 4605)]