209078828

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{49451}}^1$

素因数の和:49613

約数の個数: 24

約数和(自身を含む): 420935424

約数和(自身を除く): 211856596

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 49451, 98902, 197804, 346157, 692314, 1384628, 7467101, 14934202, 29868404, 52269707, 104539414, 209078828]

約数ペア:

[(1, 209078828), (2, 104539414), (4, 52269707), (7, 29868404), (14, 14934202), (28, 7467101), (151, 1384628), (302, 692314), (604, 346157), (1057, 197804), (2114, 98902), (4228, 49451)]