13840575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 26831616

約数和(自身を除く): 12991041

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 105, 123, 175, 205, 287, 525, 615, 643, 861, 1025, 1435, 1929, 3075, 3215, 4305, 4501, 7175, 9645, 13503, 16075, 21525, 22505, 26363, 48225, 67515, 79089, 112525, 131815, 184541, 337575, 395445, 553623, 659075, 922705, 1977225, 2768115, 4613525, 13840575]

約数ペア:

[(1, 13840575), (3, 4613525), (5, 2768115), (7, 1977225), (15, 922705), (21, 659075), (25, 553623), (35, 395445), (41, 337575), (75, 184541), (105, 131815), (123, 112525), (175, 79089), (205, 67515), (287, 48225), (525, 26363), (615, 22505), (643, 21525), (861, 16075), (1025, 13503), (1435, 9645), (1929, 7175), (3075, 4501), (3215, 4305)]