25421018

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 47508864

約数和(自身を除く): 22087846

約数列:

[1, 2, 7, 14, 17, 34, 61, 103, 119, 122, 206, 238, 289, 427, 578, 721, 854, 1037, 1442, 1751, 2023, 2074, 3502, 4046, 6283, 7259, 12257, 12566, 14518, 17629, 24514, 29767, 35258, 43981, 59534, 87962, 106811, 123403, 208369, 213622, 246806, 416738, 747677, 1495354, 1815787, 3631574, 12710509, 25421018]

約数ペア:

[(1, 25421018), (2, 12710509), (7, 3631574), (14, 1815787), (17, 1495354), (34, 747677), (61, 416738), (103, 246806), (119, 213622), (122, 208369), (206, 123403), (238, 106811), (289, 87962), (427, 59534), (578, 43981), (721, 35258), (854, 29767), (1037, 24514), (1442, 17629), (1751, 14518), (2023, 12566), (2074, 12257), (3502, 7259), (4046, 6283)]