247011968

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8893}}^1$

素因数の和:8945

約数の個数: 64

約数和(自身を含む): 580600320

約数和(自身を除く): 333588352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 8893, 13888, 17786, 27776, 35572, 62251, 71144, 124502, 142288, 249004, 275683, 284576, 498008, 551366, 569152, 996016, 1102732, 1138304, 1929781, 1992032, 2205464, 3859562, 3984064, 4410928, 7719124, 7968128, 8821856, 15438248, 17643712, 30876496, 35287424, 61752992, 123505984, 247011968]

約数ペア:

[(1, 247011968), (2, 123505984), (4, 61752992), (7, 35287424), (8, 30876496), (14, 17643712), (16, 15438248), (28, 8821856), (31, 7968128), (32, 7719124), (56, 4410928), (62, 3984064), (64, 3859562), (112, 2205464), (124, 1992032), (128, 1929781), (217, 1138304), (224, 1102732), (248, 996016), (434, 569152), (448, 551366), (496, 498008), (868, 284576), (896, 275683), (992, 249004), (1736, 142288), (1984, 124502), (3472, 71144), (3968, 62251), (6944, 35572), (8893, 27776), (13888, 17786)]