2871127

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 3446784

約数和(自身を除く): 575657

約数列:

[1, 7, 31, 101, 131, 217, 707, 917, 3131, 4061, 13231, 21917, 28427, 92617, 410161, 2871127]

約数ペア:

[(1, 2871127), (7, 410161), (31, 92617), (101, 28427), (131, 21917), (217, 13231), (707, 4061), (917, 3131)]