16539993

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 24801920

約数和(自身を除く): 8261927

約数列:

[1, 3, 9, 43, 79, 129, 237, 387, 541, 711, 1623, 3397, 4869, 10191, 23263, 30573, 42739, 69789, 128217, 209367, 384651, 1837777, 5513331, 16539993]

約数ペア:

[(1, 16539993), (3, 5513331), (9, 1837777), (43, 384651), (79, 209367), (129, 128217), (237, 69789), (387, 42739), (541, 30573), (711, 23263), (1623, 10191), (3397, 4869)]