81621826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6637}}^1$

素因数の和:6706

約数の個数: 32

約数和(自身を含む): 147204288

約数和(自身を除く): 65582462

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 6149, 6637, 12298, 13274, 73007, 86281, 146014, 172562, 285391, 570782, 949091, 1898182, 3139301, 3710083, 6278602, 7420166, 40810913, 81621826]

約数ペア:

[(1, 81621826), (2, 40810913), (11, 7420166), (13, 6278602), (22, 3710083), (26, 3139301), (43, 1898182), (86, 949091), (143, 570782), (286, 285391), (473, 172562), (559, 146014), (946, 86281), (1118, 73007), (6149, 13274), (6637, 12298)]