215599635

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1784

約数の個数: 48

約数和(自身を含む): 388337664

約数和(自身を除く): 172738029

約数列:

[1, 3, 5, 9, 15, 43, 45, 67, 129, 201, 215, 335, 387, 603, 645, 1005, 1663, 1935, 2881, 3015, 4989, 8315, 8643, 14405, 14967, 24945, 25929, 43215, 71509, 74835, 111421, 129645, 214527, 334263, 357545, 557105, 643581, 1002789, 1072635, 1671315, 3217905, 4791103, 5013945, 14373309, 23955515, 43119927, 71866545, 215599635]

約数ペア:

[(1, 215599635), (3, 71866545), (5, 43119927), (9, 23955515), (15, 14373309), (43, 5013945), (45, 4791103), (67, 3217905), (129, 1671315), (201, 1072635), (215, 1002789), (335, 643581), (387, 557105), (603, 357545), (645, 334263), (1005, 214527), (1663, 129645), (1935, 111421), (2881, 74835), (3015, 71509), (4989, 43215), (8315, 25929), (8643, 24945), (14405, 14967)]