28991677

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6991}}^1$

素因数の和:7044

約数の個数: 16

約数和(自身を含む): 35239680

約数和(自身を除く): 6248003

約数列:

[1, 11, 13, 29, 143, 319, 377, 4147, 6991, 76901, 90883, 202739, 999713, 2230129, 2635607, 28991677]

約数ペア:

[(1, 28991677), (11, 2635607), (13, 2230129), (29, 999713), (143, 202739), (319, 90883), (377, 76901), (4147, 6991)]