78874042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42727}}^1$

素因数の和:42813

約数の個数: 16

約数和(自身を含む): 129209472

約数和(自身を除く): 50335430

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 42727, 85454, 555451, 1110902, 3033617, 6067234, 39437021, 78874042]

約数ペア:

[(1, 78874042), (2, 39437021), (13, 6067234), (26, 3033617), (71, 1110902), (142, 555451), (923, 85454), (1846, 42727)]