398840832

素因数分解:

$2^{10}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3368

約数の個数: 132

約数和(自身を含む): 1240604820

約数和(自身を除く): 841763988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 768, 832, 936, 1024, 1152, 1248, 1536, 1664, 1872, 2304, 2496, 3072, 3328, 3329, 3744, 4608, 4992, 6656, 6658, 7488, 9216, 9984, 9987, 13312, 13316, 14976, 19968, 19974, 26632, 29952, 29961, 39936, 39948, 43277, 53264, 59904, 59922, 79896, 86554, 106528, 119808, 119844, 129831, 159792, 173108, 213056, 239688, 259662, 319584, 346216, 389493, 426112, 479376, 519324, 639168, 692432, 778986, 852224, 958752, 1038648, 1278336, 1384864, 1557972, 1704448, 1917504, 2077296, 2556672, 2769728, 3115944, 3408896, 3835008, 4154592, 5113344, 5539456, 6231888, 7670016, 8309184, 10226688, 11078912, 12463776, 15340032, 16618368, 22157824, 24927552, 30680064, 33236736, 44315648, 49855104, 66473472, 99710208, 132946944, 199420416, 398840832]

約数ペア:

[(1, 398840832), (2, 199420416), (3, 132946944), (4, 99710208), (6, 66473472), (8, 49855104), (9, 44315648), (12, 33236736), (13, 30680064), (16, 24927552), (18, 22157824), (24, 16618368), (26, 15340032), (32, 12463776), (36, 11078912), (39, 10226688), (48, 8309184), (52, 7670016), (64, 6231888), (72, 5539456), (78, 5113344), (96, 4154592), (104, 3835008), (117, 3408896), (128, 3115944), (144, 2769728), (156, 2556672), (192, 2077296), (208, 1917504), (234, 1704448), (256, 1557972), (288, 1384864), (312, 1278336), (384, 1038648), (416, 958752), (468, 852224), (512, 778986), (576, 692432), (624, 639168), (768, 519324), (832, 479376), (936, 426112), (1024, 389493), (1152, 346216), (1248, 319584), (1536, 259662), (1664, 239688), (1872, 213056), (2304, 173108), (2496, 159792), (3072, 129831), (3328, 119844), (3329, 119808), (3744, 106528), (4608, 86554), (4992, 79896), (6656, 59922), (6658, 59904), (7488, 53264), (9216, 43277), (9984, 39948), (9987, 39936), (13312, 29961), (13316, 29952), (14976, 26632), (19968, 19974)]