9987579

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2687}}^1$

素因数の和:2759

約数の個数: 24

約数和(自身を含む): 16773120

約数和(自身を除く): 6785541

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 2687, 3717, 8061, 18809, 24183, 56427, 158533, 169281, 475599, 1109731, 1426797, 3329193, 9987579]

約数ペア:

[(1, 9987579), (3, 3329193), (7, 1426797), (9, 1109731), (21, 475599), (59, 169281), (63, 158533), (177, 56427), (413, 24183), (531, 18809), (1239, 8061), (2687, 3717)]