8877891

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 13382992

約数和(自身を除く): 4505101

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 661, 1221, 1983, 4477, 7271, 13431, 21813, 24457, 73371, 79981, 239943, 269027, 807081, 2959297, 8877891]

約数ペア:

[(1, 8877891), (3, 2959297), (11, 807081), (33, 269027), (37, 239943), (111, 79981), (121, 73371), (363, 24457), (407, 21813), (661, 13431), (1221, 7271), (1983, 4477)]