618111

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:612

約数の個数: 20

約数和(自身を含む): 996072

約数和(自身を除く): 377961

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 587, 1053, 1761, 5283, 7631, 15849, 22893, 47547, 68679, 206037, 618111]

約数ペア:

[(1, 618111), (3, 206037), (9, 68679), (13, 47547), (27, 22893), (39, 15849), (81, 7631), (117, 5283), (351, 1761), (587, 1053)]