86972769

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{25633}}^1$

素因数の和:25681

約数の個数: 24

約数和(自身を含む): 139961640

約数和(自身を除く): 52988871

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 25633, 76899, 230697, 333229, 743357, 999687, 2230071, 2999061, 6690213, 9663641, 28990923, 86972769]

約数ペア:

[(1, 86972769), (3, 28990923), (9, 9663641), (13, 6690213), (29, 2999061), (39, 2230071), (87, 999687), (117, 743357), (261, 333229), (377, 230697), (1131, 76899), (3393, 25633)]