201684105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{640267}}^1$

素因数の和:640285

約数の個数: 24

約数和(自身を含む): 399527232

約数和(自身を除く): 197843127

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 640267, 1920801, 3201335, 4481869, 5762403, 9604005, 13445607, 22409345, 28812015, 40336821, 67228035, 201684105]

約数ペア:

[(1, 201684105), (3, 67228035), (5, 40336821), (7, 28812015), (9, 22409345), (15, 13445607), (21, 9604005), (35, 5762403), (45, 4481869), (63, 3201335), (105, 1920801), (315, 640267)]