28328307

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 46374912

約数和(自身を除く): 18046605

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 511, 1087, 1241, 1533, 3261, 3723, 7609, 8687, 18479, 22827, 26061, 55437, 79351, 129353, 238053, 388059, 555457, 1348967, 1666371, 4046901, 9442769, 28328307]

約数ペア:

[(1, 28328307), (3, 9442769), (7, 4046901), (17, 1666371), (21, 1348967), (51, 555457), (73, 388059), (119, 238053), (219, 129353), (357, 79351), (511, 55437), (1087, 26061), (1241, 22827), (1533, 18479), (3261, 8687), (3723, 7609)]