721703039

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{1021}}^1$

素因数の和:1538

約数の個数: 16

約数和(自身を含む): 765960384

約数和(自身を除く): 44257345

約数列:

[1, 23, 73, 421, 1021, 1679, 9683, 23483, 30733, 74533, 429841, 706859, 1714259, 9886343, 31378393, 721703039]

約数ペア:

[(1, 721703039), (23, 31378393), (73, 9886343), (421, 1714259), (1021, 706859), (1679, 429841), (9683, 74533), (23483, 30733)]