81357642

素因数分解:

$2^1\times 3^3\times {\mathrm{1506623}}^1$

素因数の和:1506634

約数の個数: 16

約数和(自身を含む): 180794880

約数和(自身を除く): 99437238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1506623, 3013246, 4519869, 9039738, 13559607, 27119214, 40678821, 81357642]

約数ペア:

[(1, 81357642), (2, 40678821), (3, 27119214), (6, 13559607), (9, 9039738), (18, 4519869), (27, 3013246), (54, 1506623)]