29908908

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{139}}^2$

素因数の和:331

約数の個数: 54

約数和(自身を含む): 77921844

約数和(自身を除く): 48012936

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 139, 172, 258, 278, 387, 417, 516, 556, 774, 834, 1251, 1548, 1668, 2502, 5004, 5977, 11954, 17931, 19321, 23908, 35862, 38642, 53793, 57963, 71724, 77284, 107586, 115926, 173889, 215172, 231852, 347778, 695556, 830803, 1661606, 2492409, 3323212, 4984818, 7477227, 9969636, 14954454, 29908908]

約数ペア:

[(1, 29908908), (2, 14954454), (3, 9969636), (4, 7477227), (6, 4984818), (9, 3323212), (12, 2492409), (18, 1661606), (36, 830803), (43, 695556), (86, 347778), (129, 231852), (139, 215172), (172, 173889), (258, 115926), (278, 107586), (387, 77284), (417, 71724), (516, 57963), (556, 53793), (774, 38642), (834, 35862), (1251, 23908), (1548, 19321), (1668, 17931), (2502, 11954), (5004, 5977)]