389619768

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{438761}}^1$

素因数の和:438807

約数の個数: 32

約数和(自身を含む): 1000377360

約数和(自身を除く): 610757592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 438761, 877522, 1316283, 1755044, 2632566, 3510088, 5265132, 10530264, 16234157, 32468314, 48702471, 64936628, 97404942, 129873256, 194809884, 389619768]

約数ペア:

[(1, 389619768), (2, 194809884), (3, 129873256), (4, 97404942), (6, 64936628), (8, 48702471), (12, 32468314), (24, 16234157), (37, 10530264), (74, 5265132), (111, 3510088), (148, 2632566), (222, 1755044), (296, 1316283), (444, 877522), (888, 438761)]