821818069504

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{384827}}^1$

素因数の和:384985

約数の個数: 80

約数和(自身を含む): 1697544037728

約数和(自身を除く): 875725968224

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 97, 128, 172, 194, 256, 344, 388, 512, 688, 776, 1376, 1552, 2752, 3104, 4171, 5504, 6208, 8342, 11008, 12416, 16684, 22016, 24832, 33368, 49664, 66736, 133472, 266944, 384827, 533888, 769654, 1067776, 1539308, 2135552, 3078616, 6157232, 12314464, 16547561, 24628928, 33095122, 37328219, 49257856, 66190244, 74656438, 98515712, 132380488, 149312876, 197031424, 264760976, 298625752, 529521952, 597251504, 1059043904, 1194503008, 1605113417, 2118087808, 2389006016, 3210226834, 4236175616, 4778012032, 6420453668, 8472351232, 9556024064, 12840907336, 19112048128, 25681814672, 51363629344, 102727258688, 205454517376, 410909034752, 821818069504]

約数ペア:

[(1, 821818069504), (2, 410909034752), (4, 205454517376), (8, 102727258688), (16, 51363629344), (32, 25681814672), (43, 19112048128), (64, 12840907336), (86, 9556024064), (97, 8472351232), (128, 6420453668), (172, 4778012032), (194, 4236175616), (256, 3210226834), (344, 2389006016), (388, 2118087808), (512, 1605113417), (688, 1194503008), (776, 1059043904), (1376, 597251504), (1552, 529521952), (2752, 298625752), (3104, 264760976), (4171, 197031424), (5504, 149312876), (6208, 132380488), (8342, 98515712), (11008, 74656438), (12416, 66190244), (16684, 49257856), (22016, 37328219), (24832, 33095122), (33368, 24628928), (49664, 16547561), (66736, 12314464), (133472, 6157232), (266944, 3078616), (384827, 2135552), (533888, 1539308), (769654, 1067776)]