28738827

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2060

約数の個数: 32

約数和(自身を含む): 46992960

約数和(自身を除く): 18254133

約数列:

[1, 3, 9, 13, 27, 39, 41, 117, 123, 351, 369, 533, 1107, 1599, 1997, 4797, 5991, 14391, 17973, 25961, 53919, 77883, 81877, 233649, 245631, 700947, 736893, 1064401, 2210679, 3193203, 9579609, 28738827]

約数ペア:

[(1, 28738827), (3, 9579609), (9, 3193203), (13, 2210679), (27, 1064401), (39, 736893), (41, 700947), (117, 245631), (123, 233649), (351, 81877), (369, 77883), (533, 53919), (1107, 25961), (1599, 17973), (1997, 14391), (4797, 5991)]