13251973

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 15768576

約数和(自身を除く): 2516603

約数列:

[1, 7, 31, 173, 217, 353, 1211, 2471, 5363, 10943, 37541, 61069, 76601, 427483, 1893139, 13251973]

約数ペア:

[(1, 13251973), (7, 1893139), (31, 427483), (173, 76601), (217, 61069), (353, 37541), (1211, 10943), (2471, 5363)]