81651449

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4421}}^1$

素因数の和:4528

約数の個数: 16

約数和(自身を含む): 94241664

約数和(自身を除く): 12590215

約数列:

[1, 11, 23, 73, 253, 803, 1679, 4421, 18469, 48631, 101683, 322733, 1118513, 3550063, 7422859, 81651449]

約数ペア:

[(1, 81651449), (11, 7422859), (23, 3550063), (73, 1118513), (253, 322733), (803, 101683), (1679, 48631), (4421, 18469)]