79721343

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{16619}}^1$

素因数の和:16679

約数の個数: 24

約数和(自身を含む): 127043280

約数和(自身を除く): 47321937

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4797, 16619, 49857, 149571, 216047, 648141, 681379, 1944423, 2044137, 6132411, 8857927, 26573781, 79721343]

約数ペア:

[(1, 79721343), (3, 26573781), (9, 8857927), (13, 6132411), (39, 2044137), (41, 1944423), (117, 681379), (123, 648141), (369, 216047), (533, 149571), (1599, 49857), (4797, 16619)]