28064895

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 46872000

約数和(自身を除く): 18807105

約数列:

[1, 3, 5, 15, 29, 87, 145, 149, 433, 435, 447, 745, 1299, 2165, 2235, 4321, 6495, 12557, 12963, 21605, 37671, 62785, 64517, 64815, 188355, 193551, 322585, 967755, 1870993, 5612979, 9354965, 28064895]

約数ペア:

[(1, 28064895), (3, 9354965), (5, 5612979), (15, 1870993), (29, 967755), (87, 322585), (145, 193551), (149, 188355), (433, 64815), (435, 64517), (447, 62785), (745, 37671), (1299, 21605), (2165, 12963), (2235, 12557), (4321, 6495)]