2721609

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 4410432

約数和(自身を除く): 1688823

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 743, 1221, 2229, 3663, 6687, 8173, 24519, 27491, 73557, 82473, 247419, 302401, 907203, 2721609]

約数ペア:

[(1, 2721609), (3, 907203), (9, 302401), (11, 247419), (33, 82473), (37, 73557), (99, 27491), (111, 24519), (333, 8173), (407, 6687), (743, 3663), (1221, 2229)]