128517411

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 200204928

約数和(自身を除く): 71687517

約数列:

[1, 3, 11, 33, 41, 43, 47, 123, 129, 141, 451, 473, 517, 1353, 1419, 1551, 1763, 1927, 2021, 2209, 5289, 5781, 6063, 6627, 19393, 21197, 22231, 24299, 58179, 63591, 66693, 72897, 82861, 90569, 94987, 248583, 271707, 284961, 911471, 996259, 1044857, 2734413, 2988777, 3134571, 3894467, 11683401, 42839137, 128517411]

約数ペア:

[(1, 128517411), (3, 42839137), (11, 11683401), (33, 3894467), (41, 3134571), (43, 2988777), (47, 2734413), (123, 1044857), (129, 996259), (141, 911471), (451, 284961), (473, 271707), (517, 248583), (1353, 94987), (1419, 90569), (1551, 82861), (1763, 72897), (1927, 66693), (2021, 63591), (2209, 58179), (5289, 24299), (5781, 22231), (6063, 21197), (6627, 19393)]