13490642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 23113728

約数和(自身を除く): 9623086

約数列:

[1, 2, 11, 22, 31, 62, 131, 151, 262, 302, 341, 682, 1441, 1661, 2882, 3322, 4061, 4681, 8122, 9362, 19781, 39562, 44671, 51491, 89342, 102982, 217591, 435182, 613211, 1226422, 6745321, 13490642]

約数ペア:

[(1, 13490642), (2, 6745321), (11, 1226422), (22, 613211), (31, 435182), (62, 217591), (131, 102982), (151, 89342), (262, 51491), (302, 44671), (341, 39562), (682, 19781), (1441, 9362), (1661, 8122), (2882, 4681), (3322, 4061)]