31228983

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22679}}^1$

素因数の和:22708

約数の個数: 20

約数和(自身を含む): 49397040

約数和(自身を除く): 18168057

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22679, 68037, 204111, 385543, 612333, 1156629, 1836999, 3469887, 10409661, 31228983]

約数ペア:

[(1, 31228983), (3, 10409661), (9, 3469887), (17, 1836999), (27, 1156629), (51, 612333), (81, 385543), (153, 204111), (459, 68037), (1377, 22679)]