328912857

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 642969600

約数和(自身を除く): 314056743

約数列:

[1, 3, 7, 9, 13, 19, 21, 23, 39, 57, 63, 69, 91, 117, 133, 161, 171, 207, 247, 273, 299, 399, 437, 483, 741, 819, 897, 919, 1197, 1311, 1449, 1729, 2093, 2223, 2691, 2757, 3059, 3933, 5187, 5681, 6279, 6433, 8271, 9177, 11947, 15561, 17043, 17461, 18837, 19299, 21137, 27531, 35841, 39767, 51129, 52383, 57897, 63411, 83629, 107523, 119301, 122227, 147959, 157149, 190233, 226993, 250887, 274781, 357903, 366681, 401603, 443877, 680979, 752661, 824343, 1100043, 1204809, 1331631, 1588951, 1923467, 2042937, 2473029, 2811221, 3614427, 4766853, 5220839, 5770401, 8433663, 14300559, 15662517, 17311203, 25300989, 36545873, 46987551, 109637619, 328912857]

約数ペア:

[(1, 328912857), (3, 109637619), (7, 46987551), (9, 36545873), (13, 25300989), (19, 17311203), (21, 15662517), (23, 14300559), (39, 8433663), (57, 5770401), (63, 5220839), (69, 4766853), (91, 3614427), (117, 2811221), (133, 2473029), (161, 2042937), (171, 1923467), (207, 1588951), (247, 1331631), (273, 1204809), (299, 1100043), (399, 824343), (437, 752661), (483, 680979), (741, 443877), (819, 401603), (897, 366681), (919, 357903), (1197, 274781), (1311, 250887), (1449, 226993), (1729, 190233), (2093, 157149), (2223, 147959), (2691, 122227), (2757, 119301), (3059, 107523), (3933, 83629), (5187, 63411), (5681, 57897), (6279, 52383), (6433, 51129), (8271, 39767), (9177, 35841), (11947, 27531), (15561, 21137), (17043, 19299), (17461, 18837)]