2721645

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 4872192

約数和(自身を除く): 2150547

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 1951, 5853, 9755, 17559, 29265, 60481, 87795, 181443, 302405, 544329, 907215, 2721645]

約数ペア:

[(1, 2721645), (3, 907215), (5, 544329), (9, 302405), (15, 181443), (31, 87795), (45, 60481), (93, 29265), (155, 17559), (279, 9755), (465, 5853), (1395, 1951)]