87731395

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{13163}}^1$

素因数の和:13242

約数の個数: 16

約数和(自身を含む): 111209472

約数和(自身を除く): 23478077

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 13163, 65815, 408053, 566009, 2040265, 2830045, 17546279, 87731395]

約数ペア:

[(1, 87731395), (5, 17546279), (31, 2830045), (43, 2040265), (155, 566009), (215, 408053), (1333, 65815), (6665, 13163)]