31355721

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{24709}}^1$

素因数の和:24765

約数の個数: 16

約数和(自身を含む): 47443200

約数和(自身を除く): 16087479

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 24709, 74127, 222381, 667143, 1161323, 3483969, 10451907, 31355721]

約数ペア:

[(1, 31355721), (3, 10451907), (9, 3483969), (27, 1161323), (47, 667143), (141, 222381), (423, 74127), (1269, 24709)]