80015778

素因数分解:

$2^1\times 3^2\times {\mathrm{4445321}}^1$

素因数の和:4445329

約数の個数: 12

約数和(自身を含む): 173367558

約数和(自身を除く): 93351780

約数列:

[1, 2, 3, 6, 9, 18, 4445321, 8890642, 13335963, 26671926, 40007889, 80015778]

約数ペア:

[(1, 80015778), (2, 40007889), (3, 26671926), (6, 13335963), (9, 8890642), (18, 4445321)]