709389

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{149}}^1$

素因数の和:201

約数の個数: 18

約数和(自身を含む): 1078350

約数和(自身を除く): 368961

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 529, 1341, 1587, 3427, 4761, 10281, 30843, 78821, 236463, 709389]

約数ペア:

[(1, 709389), (3, 236463), (9, 78821), (23, 30843), (69, 10281), (149, 4761), (207, 3427), (447, 1587), (529, 1341)]