87017749

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{4001}}^1$

素因数の和:4260

約数の個数: 16

約数和(自身を含む): 107573760

約数和(自身を除く): 20556011

約数列:

[1, 7, 13, 91, 239, 1673, 3107, 4001, 21749, 28007, 52013, 364091, 956239, 6693673, 12431107, 87017749]

約数ペア:

[(1, 87017749), (7, 12431107), (13, 6693673), (91, 956239), (239, 364091), (1673, 52013), (3107, 28007), (4001, 21749)]