1264653

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1226

約数の個数: 20

約数和(自身を含む): 2036188

約数和(自身を除く): 771535

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1201, 3603, 10809, 15613, 32427, 46839, 97281, 140517, 421551, 1264653]

約数ペア:

[(1, 1264653), (3, 421551), (9, 140517), (13, 97281), (27, 46839), (39, 32427), (81, 15613), (117, 10809), (351, 3603), (1053, 1201)]