339911721

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{27791}}^1$

素因数の和:27954

約数の個数: 20

約数和(自身を含む): 511150464

約数和(自身を除く): 171238743

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 27791, 83373, 250119, 750357, 2251071, 4196441, 12589323, 37767969, 113303907, 339911721]

約数ペア:

[(1, 339911721), (3, 113303907), (9, 37767969), (27, 12589323), (81, 4196441), (151, 2251071), (453, 750357), (1359, 250119), (4077, 83373), (12231, 27791)]