28681036390

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{807689}}^1$

素因数の和:807816

約数の個数: 32

約数和(自身を含む): 53385078240

約数和(自身を除く): 24704041850

約数列:

[1, 2, 5, 10, 53, 67, 106, 134, 265, 335, 530, 670, 3551, 7102, 17755, 35510, 807689, 1615378, 4038445, 8076890, 42807517, 54115163, 85615034, 108230326, 214037585, 270575815, 428075170, 541151630, 2868103639, 5736207278, 14340518195, 28681036390]

約数ペア:

[(1, 28681036390), (2, 14340518195), (5, 5736207278), (10, 2868103639), (53, 541151630), (67, 428075170), (106, 270575815), (134, 214037585), (265, 108230326), (335, 85615034), (530, 54115163), (670, 42807517), (3551, 8076890), (7102, 4038445), (17755, 1615378), (35510, 807689)]