2857751

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 16

約数和(自身を含む): 3324384

約数和(自身を除く): 466633

約数列:

[1, 13, 17, 67, 193, 221, 871, 1139, 2509, 3281, 12931, 14807, 42653, 168103, 219827, 2857751]

約数ペア:

[(1, 2857751), (13, 219827), (17, 168103), (67, 42653), (193, 14807), (221, 12931), (871, 3281), (1139, 2509)]