86898721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{23291}}^1$

素因数の和:23352

約数の個数: 16

約数和(自身を含む): 109565568

約数和(自身を除く): 22666847

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 23291, 163037, 302783, 954931, 2119481, 6684517, 12414103, 86898721]

約数ペア:

[(1, 86898721), (7, 12414103), (13, 6684517), (41, 2119481), (91, 954931), (287, 302783), (533, 163037), (3731, 23291)]