28991445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9521}}^1$

素因数の和:9565

約数の個数: 32

約数和(自身を含む): 54846720

約数和(自身を除く): 25855275

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 9521, 28563, 47605, 66647, 142815, 199941, 276109, 333235, 828327, 999705, 1380545, 1932763, 4141635, 5798289, 9663815, 28991445]

約数ペア:

[(1, 28991445), (3, 9663815), (5, 5798289), (7, 4141635), (15, 1932763), (21, 1380545), (29, 999705), (35, 828327), (87, 333235), (105, 276109), (145, 199941), (203, 142815), (435, 66647), (609, 47605), (1015, 28563), (3045, 9521)]