27942237

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 43013880

約数和(自身を除く): 15071643

約数列:

[1, 3, 9, 17, 51, 153, 181, 543, 1009, 1629, 3027, 3077, 9081, 9231, 17153, 27693, 51459, 154377, 182629, 547887, 1643661, 3104693, 9314079, 27942237]

約数ペア:

[(1, 27942237), (3, 9314079), (9, 3104693), (17, 1643661), (51, 547887), (153, 182629), (181, 154377), (543, 51459), (1009, 27693), (1629, 17153), (3027, 9231), (3077, 9081)]