199773657

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 315057600

約数和(自身を除く): 115283943

約数列:

[1, 3, 9, 19, 43, 57, 101, 129, 171, 269, 303, 387, 807, 817, 909, 1919, 2421, 2451, 4343, 5111, 5757, 7353, 11567, 13029, 15333, 17271, 27169, 34701, 39087, 45999, 81507, 82517, 104103, 219773, 244521, 247551, 516211, 659319, 742653, 1168267, 1548633, 1977957, 3504801, 4645899, 10514403, 22197073, 66591219, 199773657]

約数ペア:

[(1, 199773657), (3, 66591219), (9, 22197073), (19, 10514403), (43, 4645899), (57, 3504801), (101, 1977957), (129, 1548633), (171, 1168267), (269, 742653), (303, 659319), (387, 516211), (807, 247551), (817, 244521), (909, 219773), (1919, 104103), (2421, 82517), (2451, 81507), (4343, 45999), (5111, 39087), (5757, 34701), (7353, 27169), (11567, 17271), (13029, 15333)]