810204

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 1911168

約数和(自身を除く): 1100964

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 631, 642, 1262, 1284, 1893, 2524, 3786, 7572, 67517, 135034, 202551, 270068, 405102, 810204]

約数ペア:

[(1, 810204), (2, 405102), (3, 270068), (4, 202551), (6, 135034), (12, 67517), (107, 7572), (214, 3786), (321, 2524), (428, 1893), (631, 1284), (642, 1262)]