40320621

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3109}}^1$

素因数の和:3257

約数の個数: 24

約数和(自身を含む): 64041120

約数和(自身を除く): 23720499

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 3109, 4323, 9327, 12969, 27981, 34199, 102597, 307791, 407279, 1221837, 3665511, 4480069, 13440207, 40320621]

約数ペア:

[(1, 40320621), (3, 13440207), (9, 4480069), (11, 3665511), (33, 1221837), (99, 407279), (131, 307791), (393, 102597), (1179, 34199), (1441, 27981), (3109, 12969), (4323, 9327)]