753381

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:214

約数の個数: 20

約数和(自身を含む): 1149984

約数和(自身を除く): 396603

約数列:

[1, 3, 9, 27, 71, 81, 131, 213, 393, 639, 1179, 1917, 3537, 5751, 9301, 10611, 27903, 83709, 251127, 753381]

約数ペア:

[(1, 753381), (3, 251127), (9, 83709), (27, 27903), (71, 10611), (81, 9301), (131, 5751), (213, 3537), (393, 1917), (639, 1179)]