820494

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:664

約数の個数: 24

約数和(自身を含む): 1803360

約数和(自身を除く): 982866

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 577, 711, 1154, 1422, 1731, 3462, 5193, 10386, 45583, 91166, 136749, 273498, 410247, 820494]

約数ペア:

[(1, 820494), (2, 410247), (3, 273498), (6, 136749), (9, 91166), (18, 45583), (79, 10386), (158, 5193), (237, 3462), (474, 1731), (577, 1422), (711, 1154)]