645972052

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{78509}}^1$

素因数の和:78552

約数の個数: 36

約数和(自身を含む): 1315670580

約数和(自身を除く): 669698528

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 121, 187, 242, 374, 484, 748, 2057, 4114, 8228, 78509, 157018, 314036, 863599, 1334653, 1727198, 2669306, 3454396, 5338612, 9499589, 14681183, 18999178, 29362366, 37998356, 58724732, 161493013, 322986026, 645972052]

約数ペア:

[(1, 645972052), (2, 322986026), (4, 161493013), (11, 58724732), (17, 37998356), (22, 29362366), (34, 18999178), (44, 14681183), (68, 9499589), (121, 5338612), (187, 3454396), (242, 2669306), (374, 1727198), (484, 1334653), (748, 863599), (2057, 314036), (4114, 157018), (8228, 78509)]