318342986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37907}}^1$

素因数の和:37958

約数の個数: 32

約数和(自身を含む): 573168960

約数和(自身を除く): 254825974

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 4199, 8398, 37907, 75814, 492791, 644419, 720233, 985582, 1288838, 1440466, 8377447, 9363029, 12243961, 16754894, 18726058, 24487922, 159171493, 318342986]

約数ペア:

[(1, 318342986), (2, 159171493), (13, 24487922), (17, 18726058), (19, 16754894), (26, 12243961), (34, 9363029), (38, 8377447), (221, 1440466), (247, 1288838), (323, 985582), (442, 720233), (494, 644419), (646, 492791), (4199, 75814), (8398, 37907)]