1405447821

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{2263201}}^1$

素因数の和:2263233

約数の個数: 16

約数和(自身を含む): 2172673920

約数和(自身を除く): 767226099

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 2263201, 6789603, 20368809, 52053623, 61106427, 156160869, 468482607, 1405447821]

約数ペア:

[(1, 1405447821), (3, 468482607), (9, 156160869), (23, 61106427), (27, 52053623), (69, 20368809), (207, 6789603), (621, 2263201)]