745660161

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{400247}}^1$

素因数の和:400282

約数の個数: 20

約数和(自身を含む): 1162320192

約数和(自身を除く): 416660031

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 400247, 1200741, 3602223, 9205681, 10806669, 27617043, 32420007, 82851129, 248553387, 745660161]

約数ペア:

[(1, 745660161), (3, 248553387), (9, 82851129), (23, 32420007), (27, 27617043), (69, 10806669), (81, 9205681), (207, 3602223), (621, 1200741), (1863, 400247)]