30539745

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 58181760

約数和(自身を除く): 27642015

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 1553, 2185, 3933, 4659, 6555, 7765, 13977, 19665, 23295, 29507, 35719, 69885, 88521, 107157, 147535, 178595, 265563, 321471, 442605, 535785, 678661, 1327815, 1607355, 2035983, 3393305, 6107949, 10179915, 30539745]

約数ペア:

[(1, 30539745), (3, 10179915), (5, 6107949), (9, 3393305), (15, 2035983), (19, 1607355), (23, 1327815), (45, 678661), (57, 535785), (69, 442605), (95, 321471), (115, 265563), (171, 178595), (207, 147535), (285, 107157), (345, 88521), (437, 69885), (855, 35719), (1035, 29507), (1311, 23295), (1553, 19665), (2185, 13977), (3933, 7765), (4659, 6555)]