311121

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:202

約数の個数: 20

約数和(自身を含む): 487872

約数和(自身を除く): 176751

約数列:

[1, 3, 9, 23, 27, 69, 81, 167, 207, 501, 621, 1503, 1863, 3841, 4509, 11523, 13527, 34569, 103707, 311121]

約数ペア:

[(1, 311121), (3, 103707), (9, 34569), (23, 13527), (27, 11523), (69, 4509), (81, 3841), (167, 1863), (207, 1503), (501, 621)]