388636065

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{508021}}^1$

素因数の和:508049

約数の個数: 24

約数和(自身を含む): 713262888

約数和(自身を除く): 324626823

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 508021, 1524063, 2540105, 4572189, 7620315, 8636357, 22860945, 25909071, 43181785, 77727213, 129545355, 388636065]

約数ペア:

[(1, 388636065), (3, 129545355), (5, 77727213), (9, 43181785), (15, 25909071), (17, 22860945), (45, 8636357), (51, 7620315), (85, 4572189), (153, 2540105), (255, 1524063), (765, 508021)]