1252989

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:542

約数の個数: 20

約数和(自身を含む): 1936000

約数和(自身を除く): 683011

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 499, 837, 1497, 2511, 4491, 13473, 15469, 40419, 46407, 139221, 417663, 1252989]

約数ペア:

[(1, 1252989), (3, 417663), (9, 139221), (27, 46407), (31, 40419), (81, 15469), (93, 13473), (279, 4491), (499, 2511), (837, 1497)]