25989458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 44174592

約数和(自身を除く): 18185134

約数列:

[1, 2, 11, 22, 43, 83, 86, 166, 331, 473, 662, 913, 946, 1826, 3569, 3641, 7138, 7282, 14233, 27473, 28466, 39259, 54946, 78518, 156563, 302203, 313126, 604406, 1181339, 2362678, 12994729, 25989458]

約数ペア:

[(1, 25989458), (2, 12994729), (11, 2362678), (22, 1181339), (43, 604406), (83, 313126), (86, 302203), (166, 156563), (331, 78518), (473, 54946), (662, 39259), (913, 28466), (946, 27473), (1826, 14233), (3569, 7282), (3641, 7138)]