28717843

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4721}}^1$

素因数の和:4818

約数の個数: 16

約数和(自身を含む): 36264960

約数和(自身を除く): 7547117

約数列:

[1, 7, 11, 77, 79, 553, 869, 4721, 6083, 33047, 51931, 363517, 372959, 2610713, 4102549, 28717843]

約数ペア:

[(1, 28717843), (7, 4102549), (11, 2610713), (77, 372959), (79, 363517), (553, 51931), (869, 33047), (4721, 6083)]