13161655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 18494784

約数和(自身を除く): 5333129

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 277, 559, 731, 1105, 1385, 2795, 3601, 3655, 4709, 9503, 11911, 18005, 23545, 47515, 59555, 61217, 154843, 202487, 306085, 774215, 1012435, 2632331, 13161655]

約数ペア:

[(1, 13161655), (5, 2632331), (13, 1012435), (17, 774215), (43, 306085), (65, 202487), (85, 154843), (215, 61217), (221, 59555), (277, 47515), (559, 23545), (731, 18005), (1105, 11911), (1385, 9503), (2795, 4709), (3601, 3655)]