13198381

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 15649920

約数和(自身を除く): 2451539

約数列:

[1, 7, 37, 131, 259, 389, 917, 2723, 4847, 14393, 33929, 50959, 100751, 356713, 1885483, 13198381]

約数ペア:

[(1, 13198381), (7, 1885483), (37, 356713), (131, 100751), (259, 50959), (389, 33929), (917, 14393), (2723, 4847)]