67908213

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{36451}}^1$

素因数の和:36486

約数の個数: 20

約数和(自身を含む): 105856608

約数和(自身を除く): 37948395

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 36451, 109353, 328059, 838373, 984177, 2515119, 2952531, 7545357, 22636071, 67908213]

約数ペア:

[(1, 67908213), (3, 22636071), (9, 7545357), (23, 2952531), (27, 2515119), (69, 984177), (81, 838373), (207, 328059), (621, 109353), (1863, 36451)]