16521401

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 18439680

約数和(自身を除く): 1918279

約数列:

[1, 13, 41, 139, 223, 533, 1807, 2899, 5699, 9143, 30997, 74087, 118859, 402961, 1270877, 16521401]

約数ペア:

[(1, 16521401), (13, 1270877), (41, 402961), (139, 118859), (223, 74087), (533, 30997), (1807, 9143), (2899, 5699)]