1329939

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 2150512

約数和(自身を除く): 820573

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 421, 1053, 1263, 3159, 3789, 5473, 11367, 16419, 34101, 49257, 102303, 147771, 443313, 1329939]

約数ペア:

[(1, 1329939), (3, 443313), (9, 147771), (13, 102303), (27, 49257), (39, 34101), (81, 16419), (117, 11367), (243, 5473), (351, 3789), (421, 3159), (1053, 1263)]