13140215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1381}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 17313696

約数和(自身を除く): 4173481

約数列:

[1, 5, 11, 55, 173, 865, 1381, 1903, 6905, 9515, 15191, 75955, 238913, 1194565, 2628043, 13140215]

約数ペア:

[(1, 13140215), (5, 2628043), (11, 1194565), (55, 238913), (173, 75955), (865, 15191), (1381, 9515), (1903, 6905)]