258817286

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{49037}}^1$

素因数の和:49088

約数の個数: 32

約数和(自身を含む): 494303040

約数和(自身を除く): 235485754

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 5278, 49037, 98074, 343259, 637481, 686518, 1274962, 1422073, 2844146, 4462367, 8924734, 9954511, 18486949, 19909022, 36973898, 129408643, 258817286]

約数ペア:

[(1, 258817286), (2, 129408643), (7, 36973898), (13, 19909022), (14, 18486949), (26, 9954511), (29, 8924734), (58, 4462367), (91, 2844146), (182, 1422073), (203, 1274962), (377, 686518), (406, 637481), (754, 343259), (2639, 98074), (5278, 49037)]