74245815

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{26189}}^1$

素因数の和:26213

約数の個数: 40

約数和(自身を含む): 152111520

約数和(自身を除く): 77865705

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 26189, 78567, 130945, 183323, 235701, 392835, 549969, 707103, 916615, 1178505, 1649907, 2121309, 2749845, 3535515, 4949721, 8249535, 10606545, 14849163, 24748605, 74245815]

約数ペア:

[(1, 74245815), (3, 24748605), (5, 14849163), (7, 10606545), (9, 8249535), (15, 4949721), (21, 3535515), (27, 2749845), (35, 2121309), (45, 1649907), (63, 1178505), (81, 916615), (105, 707103), (135, 549969), (189, 392835), (315, 235701), (405, 183323), (567, 130945), (945, 78567), (2835, 26189)]