13666289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1901}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 17041920

約数和(自身を除く): 3375631

約数列:

[1, 7, 13, 79, 91, 553, 1027, 1901, 7189, 13307, 24713, 150179, 172991, 1051253, 1952327, 13666289]

約数ペア:

[(1, 13666289), (7, 1952327), (13, 1051253), (79, 172991), (91, 150179), (553, 24713), (1027, 13307), (1901, 7189)]