131489638

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{36263}}^1$

素因数の和:36316

約数の個数: 24

約数和(自身を含む): 235643472

約数和(自身を除く): 104153834

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 36263, 72526, 253841, 507682, 1341731, 1776887, 2683462, 3553774, 9392117, 18784234, 65744819, 131489638]

約数ペア:

[(1, 131489638), (2, 65744819), (7, 18784234), (14, 9392117), (37, 3553774), (49, 2683462), (74, 1776887), (98, 1341731), (259, 507682), (518, 253841), (1813, 72526), (3626, 36263)]