397157036

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{4663}}^1$

素因数の和:4973

約数の個数: 24

約数和(自身を含む): 705196800

約数和(自身を除く): 308039764

約数列:

[1, 2, 4, 107, 199, 214, 398, 428, 796, 4663, 9326, 18652, 21293, 42586, 85172, 498941, 927937, 997882, 1855874, 1995764, 3711748, 99289259, 198578518, 397157036]

約数ペア:

[(1, 397157036), (2, 198578518), (4, 99289259), (107, 3711748), (199, 1995764), (214, 1855874), (398, 997882), (428, 927937), (796, 498941), (4663, 85172), (9326, 42586), (18652, 21293)]