249530778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27893}}^1$

素因数の和:27979

約数の個数: 48

約数和(自身を含む): 626610816

約数和(自身を除く): 377080038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946, 27893, 55786, 83679, 167358, 195251, 251037, 390502, 502074, 585753, 1171506, 1757259, 1980403, 3514518, 3960806, 5941209, 11882418, 13862821, 17823627, 27725642, 35647254, 41588463, 83176926, 124765389, 249530778]

約数ペア:

[(1, 249530778), (2, 124765389), (3, 83176926), (6, 41588463), (7, 35647254), (9, 27725642), (14, 17823627), (18, 13862821), (21, 11882418), (42, 5941209), (63, 3960806), (71, 3514518), (126, 1980403), (142, 1757259), (213, 1171506), (426, 585753), (497, 502074), (639, 390502), (994, 251037), (1278, 195251), (1491, 167358), (2982, 83679), (4473, 55786), (8946, 27893)]