1220229729

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{907}}^1\times {\mathrm{1801}}^1$

素因数の和:2797

約数の個数: 24

約数和(自身を含む): 1786747872

約数和(自身を除く): 566518143

約数列:

[1, 3, 9, 83, 249, 747, 907, 1801, 2721, 5403, 8163, 16209, 75281, 149483, 225843, 448449, 677529, 1345347, 1633507, 4900521, 14701563, 135581081, 406743243, 1220229729]

約数ペア:

[(1, 1220229729), (3, 406743243), (9, 135581081), (83, 14701563), (249, 4900521), (747, 1633507), (907, 1345347), (1801, 677529), (2721, 448449), (5403, 225843), (8163, 149483), (16209, 75281)]