87297386

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{1993}}^1$

素因数の和:2198

約数の個数: 24

約数和(自身を含む): 144800292

約数和(自身を除く): 57502906

約数列:

[1, 2, 11, 22, 121, 181, 242, 362, 1991, 1993, 3982, 3986, 21901, 21923, 43802, 43846, 241153, 360733, 482306, 721466, 3968063, 7936126, 43648693, 87297386]

約数ペア:

[(1, 87297386), (2, 43648693), (11, 7936126), (22, 3968063), (121, 721466), (181, 482306), (242, 360733), (362, 241153), (1991, 43846), (1993, 43802), (3982, 21923), (3986, 21901)]