128015558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1033}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 216196992

約数和(自身を除く): 88181434

約数列:

[1, 2, 11, 22, 43, 86, 131, 262, 473, 946, 1033, 1441, 2066, 2882, 5633, 11266, 11363, 22726, 44419, 61963, 88838, 123926, 135323, 270646, 488609, 977218, 1488553, 2977106, 5818889, 11637778, 64007779, 128015558]

約数ペア:

[(1, 128015558), (2, 64007779), (11, 11637778), (22, 5818889), (43, 2977106), (86, 1488553), (131, 977218), (262, 488609), (473, 270646), (946, 135323), (1033, 123926), (1441, 88838), (2066, 61963), (2882, 44419), (5633, 22726), (11266, 11363)]