54990573

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{2521}}^1$

素因数の和:3196

約数の個数: 16

約数和(自身を含む): 80139072

約数和(自身を除く): 25148499

約数列:

[1, 3, 11, 33, 661, 1983, 2521, 7271, 7563, 21813, 27731, 83193, 1666381, 4999143, 18330191, 54990573]

約数ペア:

[(1, 54990573), (3, 18330191), (11, 4999143), (33, 1666381), (661, 83193), (1983, 27731), (2521, 21813), (7271, 7563)]