421553655

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{302189}}^1$

素因数の和:302231

約数の個数: 24

約数和(自身を含む): 754266240

約数和(自身を除く): 332712585

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 302189, 906567, 1510945, 2719701, 4532835, 9367859, 13598505, 28103577, 46839295, 84310731, 140517885, 421553655]

約数ペア:

[(1, 421553655), (3, 140517885), (5, 84310731), (9, 46839295), (15, 28103577), (31, 13598505), (45, 9367859), (93, 4532835), (155, 2719701), (279, 1510945), (465, 906567), (1395, 302189)]