248974299

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7499}}^1$

素因数の和:7560

約数の個数: 48

約数和(自身を含む): 449280000

約数和(自身を除く): 200305701

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 357, 527, 651, 1071, 1581, 1953, 3689, 4743, 7499, 11067, 22497, 33201, 52493, 67491, 127483, 157479, 232469, 382449, 472437, 697407, 892381, 1147347, 1627283, 2092221, 2677143, 3951973, 4881849, 8031429, 11855919, 14645547, 27663811, 35567757, 82991433, 248974299]

約数ペア:

[(1, 248974299), (3, 82991433), (7, 35567757), (9, 27663811), (17, 14645547), (21, 11855919), (31, 8031429), (51, 4881849), (63, 3951973), (93, 2677143), (119, 2092221), (153, 1627283), (217, 1147347), (279, 892381), (357, 697407), (527, 472437), (651, 382449), (1071, 232469), (1581, 157479), (1953, 127483), (3689, 67491), (4743, 52493), (7499, 33201), (11067, 22497)]