71921821

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 78249600

約数和(自身を除く): 6327779

約数列:

[1, 19, 37, 263, 389, 703, 4997, 7391, 9731, 14393, 102307, 184889, 273467, 1943833, 3785359, 71921821]

約数ペア:

[(1, 71921821), (19, 3785359), (37, 1943833), (263, 273467), (389, 184889), (703, 102307), (4997, 14393), (7391, 9731)]