394644879

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{23537}}^1$

素因数の和:23578

約数の個数: 28

約数和(自身を含む): 617448816

約数和(自身を除く): 222803937

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1863, 5589, 16767, 23537, 70611, 211833, 541351, 635499, 1624053, 1906497, 4872159, 5719491, 14616477, 17158473, 43849431, 131548293, 394644879]

約数ペア:

[(1, 394644879), (3, 131548293), (9, 43849431), (23, 17158473), (27, 14616477), (69, 5719491), (81, 4872159), (207, 1906497), (243, 1624053), (621, 635499), (729, 541351), (1863, 211833), (5589, 70611), (16767, 23537)]