28861245

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{4363}}^1$

素因数の和:4391

約数の個数: 48

約数和(自身を含む): 59699520

約数和(自身を除く): 30838275

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 4363, 6615, 13089, 21815, 30541, 39267, 65445, 91623, 117801, 152705, 196335, 213787, 274869, 458115, 589005, 641361, 824607, 1068935, 1374345, 1924083, 3206805, 4123035, 5772249, 9620415, 28861245]

約数ペア:

[(1, 28861245), (3, 9620415), (5, 5772249), (7, 4123035), (9, 3206805), (15, 1924083), (21, 1374345), (27, 1068935), (35, 824607), (45, 641361), (49, 589005), (63, 458115), (105, 274869), (135, 213787), (147, 196335), (189, 152705), (245, 117801), (315, 91623), (441, 65445), (735, 39267), (945, 30541), (1323, 21815), (2205, 13089), (4363, 6615)]