1120509

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 1782872

約数和(自身を除く): 662363

約数列:

[1, 3, 9, 13, 39, 61, 117, 157, 183, 471, 549, 793, 1413, 2041, 2379, 6123, 7137, 9577, 18369, 28731, 86193, 124501, 373503, 1120509]

約数ペア:

[(1, 1120509), (3, 373503), (9, 124501), (13, 86193), (39, 28731), (61, 18369), (117, 9577), (157, 7137), (183, 6123), (471, 2379), (549, 2041), (793, 1413)]