2667591

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 4042896

約数和(自身を除く): 1375305

約数列:

[1, 3, 9, 43, 61, 113, 129, 183, 339, 387, 549, 1017, 2623, 4859, 6893, 7869, 14577, 20679, 23607, 43731, 62037, 296399, 889197, 2667591]

約数ペア:

[(1, 2667591), (3, 889197), (9, 296399), (43, 62037), (61, 43731), (113, 23607), (129, 20679), (183, 14577), (339, 7869), (387, 6893), (549, 4859), (1017, 2623)]