281521657431

素因数分解:

$3^3\times 7^1\times {\mathrm{463}}^1\times {\mathrm{3217133}}^1$

素因数の和:3217612

約数の個数: 32

約数和(自身を含む): 477680056320

約数和(自身を除く): 196158398889

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 463, 1389, 3241, 4167, 9723, 12501, 29169, 87507, 3217133, 9651399, 22519931, 28954197, 67559793, 86862591, 202679379, 608038137, 1489532579, 4468597737, 10426728053, 13405793211, 31280184159, 40217379633, 93840552477, 281521657431]

約数ペア:

[(1, 281521657431), (3, 93840552477), (7, 40217379633), (9, 31280184159), (21, 13405793211), (27, 10426728053), (63, 4468597737), (189, 1489532579), (463, 608038137), (1389, 202679379), (3241, 86862591), (4167, 67559793), (9723, 28954197), (12501, 22519931), (29169, 9651399), (87507, 3217133)]