181284208

素因数分解:

$2^4\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2309}}^1$

素因数の和:3025

約数の個数: 40

約数和(自身を含む): 402161760

約数和(自身を除く): 220877552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 701, 1402, 2309, 2804, 4618, 4907, 5608, 9236, 9814, 11216, 16163, 18472, 19628, 32326, 36944, 39256, 64652, 78512, 129304, 258608, 1618609, 3237218, 6474436, 11330263, 12948872, 22660526, 25897744, 45321052, 90642104, 181284208]

約数ペア:

[(1, 181284208), (2, 90642104), (4, 45321052), (7, 25897744), (8, 22660526), (14, 12948872), (16, 11330263), (28, 6474436), (56, 3237218), (112, 1618609), (701, 258608), (1402, 129304), (2309, 78512), (2804, 64652), (4618, 39256), (4907, 36944), (5608, 32326), (9236, 19628), (9814, 18472), (11216, 16163)]