406455

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{79}}^1$

素因数の和:108

約数の個数: 32

約数和(自身を含む): 768000

約数和(自身を除く): 361545

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 79, 105, 147, 237, 245, 343, 395, 553, 735, 1029, 1185, 1659, 1715, 2765, 3871, 5145, 8295, 11613, 19355, 27097, 58065, 81291, 135485, 406455]

約数ペア:

[(1, 406455), (3, 135485), (5, 81291), (7, 58065), (15, 27097), (21, 19355), (35, 11613), (49, 8295), (79, 5145), (105, 3871), (147, 2765), (237, 1715), (245, 1659), (343, 1185), (395, 1029), (553, 735)]