7272005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6581}}^1$

素因数の和:6616

約数の個数: 16

約数和(自身を含む): 9951984

約数和(自身を除く): 2679979

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 6581, 32905, 85553, 111877, 427765, 559385, 1454401, 7272005]

約数ペア:

[(1, 7272005), (5, 1454401), (13, 559385), (17, 427765), (65, 111877), (85, 85553), (221, 32905), (1105, 6581)]