78924419

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{907}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 93444096

約数和(自身を除く): 14519677

約数列:

[1, 7, 31, 217, 401, 907, 2807, 6349, 12431, 28117, 87017, 196819, 363707, 2545949, 11274917, 78924419]

約数ペア:

[(1, 78924419), (7, 11274917), (31, 2545949), (217, 363707), (401, 196819), (907, 87017), (2807, 28117), (6349, 12431)]