28365345

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{101}}^1$

素因数の和:270

約数の個数: 36

約数和(自身を含む): 50289876

約数和(自身を除く): 21924531

約数列:

[1, 3, 5, 9, 15, 45, 79, 101, 237, 303, 395, 505, 711, 909, 1185, 1515, 3555, 4545, 6241, 7979, 18723, 23937, 31205, 39895, 56169, 71811, 93615, 119685, 280845, 359055, 630341, 1891023, 3151705, 5673069, 9455115, 28365345]

約数ペア:

[(1, 28365345), (3, 9455115), (5, 5673069), (9, 3151705), (15, 1891023), (45, 630341), (79, 359055), (101, 280845), (237, 119685), (303, 93615), (395, 71811), (505, 56169), (711, 39895), (909, 31205), (1185, 23937), (1515, 18723), (3555, 7979), (4545, 6241)]