1654263

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1571}}^1$

素因数の和:1596

約数の個数: 20

約数和(自身を含む): 2662968

約数和(自身を除く): 1008705

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1571, 4713, 14139, 20423, 42417, 61269, 127251, 183807, 551421, 1654263]

約数ペア:

[(1, 1654263), (3, 551421), (9, 183807), (13, 127251), (27, 61269), (39, 42417), (81, 20423), (117, 14139), (351, 4713), (1053, 1571)]