131085790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{2447}}^1$

素因数の和:2952

約数の個数: 32

約数和(自身を含む): 258038784

約数和(自身を除く): 126952994

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 487, 974, 2435, 2447, 4870, 4894, 5357, 10714, 12235, 24470, 26785, 26917, 53570, 53834, 134585, 269170, 1191689, 2383378, 5958445, 11916890, 13108579, 26217158, 65542895, 131085790]

約数ペア:

[(1, 131085790), (2, 65542895), (5, 26217158), (10, 13108579), (11, 11916890), (22, 5958445), (55, 2383378), (110, 1191689), (487, 269170), (974, 134585), (2435, 53834), (2447, 53570), (4870, 26917), (4894, 26785), (5357, 24470), (10714, 12235)]