9989667

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 14997840

約数和(自身を除く): 5008173

約数列:

[1, 3, 9, 37, 111, 131, 229, 333, 393, 687, 1179, 2061, 4847, 8473, 14541, 25419, 29999, 43623, 76257, 89997, 269991, 1109963, 3329889, 9989667]

約数ペア:

[(1, 9989667), (3, 3329889), (9, 1109963), (37, 269991), (111, 89997), (131, 76257), (229, 43623), (333, 29999), (393, 25419), (687, 14541), (1179, 8473), (2061, 4847)]