627649672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{140351}}^1$

素因数の和:140413

約数の個数: 32

約数和(自身を含む): 1296852480

約数和(自身を除く): 669202808

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 140351, 280702, 561404, 1122808, 1824563, 3649126, 6035093, 7298252, 12070186, 14596504, 24140372, 48280744, 78456209, 156912418, 313824836, 627649672]

約数ペア:

[(1, 627649672), (2, 313824836), (4, 156912418), (8, 78456209), (13, 48280744), (26, 24140372), (43, 14596504), (52, 12070186), (86, 7298252), (104, 6035093), (172, 3649126), (344, 1824563), (559, 1122808), (1118, 561404), (2236, 280702), (4472, 140351)]