9821805

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 19353600

約数和(自身を除く): 9531795

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 83, 105, 115, 147, 161, 245, 249, 343, 345, 415, 483, 581, 735, 805, 1029, 1127, 1245, 1715, 1743, 1909, 2415, 2905, 3381, 4067, 5145, 5635, 5727, 7889, 8715, 9545, 12201, 13363, 16905, 20335, 23667, 28469, 28635, 39445, 40089, 61005, 66815, 85407, 93541, 118335, 142345, 200445, 280623, 427035, 467705, 654787, 1403115, 1964361, 3273935, 9821805]

約数ペア:

[(1, 9821805), (3, 3273935), (5, 1964361), (7, 1403115), (15, 654787), (21, 467705), (23, 427035), (35, 280623), (49, 200445), (69, 142345), (83, 118335), (105, 93541), (115, 85407), (147, 66815), (161, 61005), (245, 40089), (249, 39445), (343, 28635), (345, 28469), (415, 23667), (483, 20335), (581, 16905), (735, 13363), (805, 12201), (1029, 9545), (1127, 8715), (1245, 7889), (1715, 5727), (1743, 5635), (1909, 5145), (2415, 4067), (2905, 3381)]