28777567

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4003}}^1$

素因数の和:4102

約数の個数: 16

約数和(自身を含む): 35875840

約数和(自身を除く): 7098273

約数列:

[1, 7, 13, 79, 91, 553, 1027, 4003, 7189, 28021, 52039, 316237, 364273, 2213659, 4111081, 28777567]

約数ペア:

[(1, 28777567), (7, 4111081), (13, 2213659), (79, 364273), (91, 316237), (553, 52039), (1027, 28021), (4003, 7189)]