27712971

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 47934432

約数和(自身を除く): 20221461

約数列:

[1, 3, 9, 11, 13, 33, 39, 61, 99, 117, 143, 183, 353, 429, 549, 671, 793, 1059, 1287, 2013, 2379, 3177, 3883, 4589, 6039, 7137, 8723, 11649, 13767, 21533, 26169, 34947, 41301, 50479, 64599, 78507, 151437, 193797, 236863, 279929, 454311, 710589, 839787, 2131767, 2519361, 3079219, 9237657, 27712971]

約数ペア:

[(1, 27712971), (3, 9237657), (9, 3079219), (11, 2519361), (13, 2131767), (33, 839787), (39, 710589), (61, 454311), (99, 279929), (117, 236863), (143, 193797), (183, 151437), (353, 78507), (429, 64599), (549, 50479), (671, 41301), (793, 34947), (1059, 26169), (1287, 21533), (2013, 13767), (2379, 11649), (3177, 8723), (3883, 7137), (4589, 6039)]