68374313

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 80953344

約数和(自身を除く): 12579031

約数列:

[1, 7, 31, 217, 487, 647, 3409, 4529, 15097, 20057, 105679, 140399, 315089, 2205623, 9767759, 68374313]

約数ペア:

[(1, 68374313), (7, 9767759), (31, 2205623), (217, 315089), (487, 140399), (647, 105679), (3409, 20057), (4529, 15097)]