1261894431

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{846341}}^1$

素因数の和:846422

約数の個数: 16

約数和(自身を含む): 1949971968

約数和(自身を除く): 688077537

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 846341, 2539023, 5924387, 17773161, 60090211, 180270633, 420631477, 1261894431]

約数ペア:

[(1, 1261894431), (3, 420631477), (7, 180270633), (21, 60090211), (71, 17773161), (213, 5924387), (497, 2539023), (1491, 846341)]