73771209

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{20857}}^1$

素因数の和:20997

約数の個数: 16

約数和(自身を含む): 110130240

約数和(自身を除く): 36359031

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 20857, 62571, 187713, 563139, 2732267, 8196801, 24590403, 73771209]

約数ペア:

[(1, 73771209), (3, 24590403), (9, 8196801), (27, 2732267), (131, 563139), (393, 187713), (1179, 62571), (3537, 20857)]