2796521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 3494400

約数和(自身を除く): 697879

約数列:

[1, 7, 13, 79, 91, 389, 553, 1027, 2723, 5057, 7189, 30731, 35399, 215117, 399503, 2796521]

約数ペア:

[(1, 2796521), (7, 399503), (13, 215117), (79, 35399), (91, 30731), (389, 7189), (553, 5057), (1027, 2723)]