201945367

素因数分解:

${\mathrm{13}}^2\times {\mathrm{97}}^2\times {\mathrm{127}}^1$

素因数の和:347

約数の個数: 18

約数和(自身を含む): 222691968

約数和(自身を除く): 20746601

約数列:

[1, 13, 97, 127, 169, 1261, 1651, 9409, 12319, 16393, 21463, 122317, 160147, 1194943, 1590121, 2081911, 15534259, 201945367]

約数ペア:

[(1, 201945367), (13, 15534259), (97, 2081911), (127, 1590121), (169, 1194943), (1261, 160147), (1651, 122317), (9409, 21463), (12319, 16393)]