239634717

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{2503}}^1$

素因数の和:2657

約数の個数: 32

約数和(自身を含む): 376922112

約数和(自身を除く): 137287395

約数列:

[1, 3, 7, 21, 47, 97, 141, 291, 329, 679, 987, 2037, 2503, 4559, 7509, 13677, 17521, 31913, 52563, 95739, 117641, 242791, 352923, 728373, 823487, 1699537, 2470461, 5098611, 11411177, 34233531, 79878239, 239634717]

約数ペア:

[(1, 239634717), (3, 79878239), (7, 34233531), (21, 11411177), (47, 5098611), (97, 2470461), (141, 1699537), (291, 823487), (329, 728373), (679, 352923), (987, 242791), (2037, 117641), (2503, 95739), (4559, 52563), (7509, 31913), (13677, 17521)]