28356406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15361}}^1$

素因数の和:15447

約数の個数: 16

約数和(自身を含む): 46454688

約数和(自身を除く): 18098282

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 15361, 30722, 199693, 399386, 1090631, 2181262, 14178203, 28356406]

約数ペア:

[(1, 28356406), (2, 14178203), (13, 2181262), (26, 1090631), (71, 399386), (142, 199693), (923, 30722), (1846, 15361)]