31269213

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 49505280

約数和(自身を除く): 18236067

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 621, 989, 1161, 1171, 2967, 3513, 8901, 10539, 26703, 26933, 31617, 50353, 80799, 151059, 242397, 453177, 727191, 1158119, 1359531, 3474357, 10423071, 31269213]

約数ペア:

[(1, 31269213), (3, 10423071), (9, 3474357), (23, 1359531), (27, 1158119), (43, 727191), (69, 453177), (129, 242397), (207, 151059), (387, 80799), (621, 50353), (989, 31617), (1161, 26933), (1171, 26703), (2967, 10539), (3513, 8901)]