25138954

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 43854336

約数和(自身を除く): 18715382

約数列:

[1, 2, 17, 23, 31, 34, 46, 61, 62, 122, 289, 391, 527, 578, 713, 782, 1037, 1054, 1403, 1426, 1891, 2074, 2806, 3782, 6647, 8959, 12121, 13294, 17629, 17918, 23851, 24242, 32147, 35258, 43493, 47702, 64294, 86986, 206057, 405467, 412114, 546499, 739381, 810934, 1092998, 1478762, 12569477, 25138954]

約数ペア:

[(1, 25138954), (2, 12569477), (17, 1478762), (23, 1092998), (31, 810934), (34, 739381), (46, 546499), (61, 412114), (62, 405467), (122, 206057), (289, 86986), (391, 64294), (527, 47702), (578, 43493), (713, 35258), (782, 32147), (1037, 24242), (1054, 23851), (1403, 17918), (1426, 17629), (1891, 13294), (2074, 12121), (2806, 8959), (3782, 6647)]