668916935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{739}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 889989120

約数和(自身を除く): 221072185

約数列:

[1, 5, 17, 23, 85, 115, 391, 463, 739, 1955, 2315, 3695, 7871, 10649, 12563, 16997, 39355, 53245, 62815, 84985, 181033, 288949, 342157, 905165, 1444745, 1710785, 5816669, 7869611, 29083345, 39348055, 133783387, 668916935]

約数ペア:

[(1, 668916935), (5, 133783387), (17, 39348055), (23, 29083345), (85, 7869611), (115, 5816669), (391, 1710785), (463, 1444745), (739, 905165), (1955, 342157), (2315, 288949), (3695, 181033), (7871, 84985), (10649, 62815), (12563, 53245), (16997, 39355)]