40398921

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7677

約数の個数: 24

約数和(自身を含む): 63415040

約数和(自身を除く): 23016119

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 5301, 7621, 22863, 68589, 144799, 236251, 434397, 708753, 1303191, 2126259, 4488769, 13466307, 40398921]

約数ペア:

[(1, 40398921), (3, 13466307), (9, 4488769), (19, 2126259), (31, 1303191), (57, 708753), (93, 434397), (171, 236251), (279, 144799), (589, 68589), (1767, 22863), (5301, 7621)]