1993599

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1627

約数の個数: 16

約数和(自身を含む): 3018240

約数和(自身を除く): 1024641

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 1571, 4713, 14139, 42417, 73837, 221511, 664533, 1993599]

約数ペア:

[(1, 1993599), (3, 664533), (9, 221511), (27, 73837), (47, 42417), (141, 14139), (423, 4713), (1269, 1571)]