30774989

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 7932211

約数列:

[1, 7, 23, 47, 49, 83, 161, 329, 343, 581, 1081, 1127, 1909, 2303, 3901, 4067, 7567, 7889, 13363, 16121, 27307, 28469, 52969, 89723, 93541, 191149, 370783, 628061, 654787, 1338043, 4396427, 30774989]

約数ペア:

[(1, 30774989), (7, 4396427), (23, 1338043), (47, 654787), (49, 628061), (83, 370783), (161, 191149), (329, 93541), (343, 89723), (581, 52969), (1081, 28469), (1127, 27307), (1909, 16121), (2303, 13363), (3901, 7889), (4067, 7567)]