1640036997

素因数分解:

$3^3\times {\mathrm{2053}}^1\times {\mathrm{29587}}^1$

素因数の和:31649

約数の個数: 16

約数和(自身を含む): 2430950080

約数和(自身を除く): 790913083

約数列:

[1, 3, 9, 27, 2053, 6159, 18477, 29587, 55431, 88761, 266283, 798849, 60742111, 182226333, 546678999, 1640036997]

約数ペア:

[(1, 1640036997), (3, 546678999), (9, 182226333), (27, 60742111), (2053, 798849), (6159, 266283), (18477, 88761), (29587, 55431)]