208673668

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{659}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 429327360

約数和(自身を除く): 220653692

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 263, 301, 526, 602, 659, 1052, 1204, 1318, 1841, 2636, 3682, 4613, 7364, 9226, 11309, 18452, 22618, 28337, 45236, 56674, 79163, 113348, 158326, 173317, 198359, 316652, 346634, 396718, 693268, 793436, 1213219, 2426438, 4852876, 7452631, 14905262, 29810524, 52168417, 104336834, 208673668]

約数ペア:

[(1, 208673668), (2, 104336834), (4, 52168417), (7, 29810524), (14, 14905262), (28, 7452631), (43, 4852876), (86, 2426438), (172, 1213219), (263, 793436), (301, 693268), (526, 396718), (602, 346634), (659, 316652), (1052, 198359), (1204, 173317), (1318, 158326), (1841, 113348), (2636, 79163), (3682, 56674), (4613, 45236), (7364, 28337), (9226, 22618), (11309, 18452)]