28629873

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2551}}^1$

素因数の和:2629

約数の個数: 24

約数和(自身を含む): 43792320

約数和(自身を除く): 15162447

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 2551, 3741, 7653, 11223, 22959, 73979, 109693, 221937, 329079, 665811, 987237, 3181097, 9543291, 28629873]

約数ペア:

[(1, 28629873), (3, 9543291), (9, 3181097), (29, 987237), (43, 665811), (87, 329079), (129, 221937), (261, 109693), (387, 73979), (1247, 22959), (2551, 11223), (3741, 7653)]