2660217

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{967}}^1$

素因数の和:1108

約数の個数: 16

約数和(自身を含む): 4088832

約数和(自身を除く): 1428615

約数列:

[1, 3, 7, 21, 131, 393, 917, 967, 2751, 2901, 6769, 20307, 126677, 380031, 886739, 2660217]

約数ペア:

[(1, 2660217), (3, 886739), (7, 380031), (21, 126677), (131, 20307), (393, 6769), (917, 2901), (967, 2751)]