171810909

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{40531}}^1$

素因数の和:40697

約数の個数: 16

約数和(自身を含む): 256162240

約数和(自身を除く): 84351331

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 40531, 121593, 364779, 1094337, 6363367, 19090101, 57270303, 171810909]

約数ペア:

[(1, 171810909), (3, 57270303), (9, 19090101), (27, 6363367), (157, 1094337), (471, 364779), (1413, 121593), (4239, 40531)]