227400291

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{39541}}^1$

素因数の和:39624

約数の個数: 20

約数和(自身を含む): 344489904

約数和(自身を除く): 117089613

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 39541, 118623, 355869, 1067607, 2807411, 3202821, 8422233, 25266699, 75800097, 227400291]

約数ペア:

[(1, 227400291), (3, 75800097), (9, 25266699), (27, 8422233), (71, 3202821), (81, 2807411), (213, 1067607), (639, 355869), (1917, 118623), (5751, 39541)]