2054031

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 3242160

約数和(自身を除く): 1188129

約数列:

[1, 3, 7, 21, 49, 89, 147, 157, 267, 471, 623, 1099, 1869, 3297, 4361, 7693, 13083, 13973, 23079, 41919, 97811, 293433, 684677, 2054031]

約数ペア:

[(1, 2054031), (3, 684677), (7, 293433), (21, 97811), (49, 41919), (89, 23079), (147, 13973), (157, 13083), (267, 7693), (471, 4361), (623, 3297), (1099, 1869)]