397091968

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:574

約数の個数: 128

約数和(自身を含む): 989089920

約数和(自身を除く): 591997952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 73, 91, 104, 112, 128, 146, 182, 208, 224, 292, 364, 416, 448, 467, 511, 584, 728, 832, 896, 934, 949, 1022, 1168, 1456, 1664, 1868, 1898, 2044, 2336, 2912, 3269, 3736, 3796, 4088, 4672, 5824, 6071, 6538, 6643, 7472, 7592, 8176, 9344, 11648, 12142, 13076, 13286, 14944, 15184, 16352, 24284, 26152, 26572, 29888, 30368, 32704, 34091, 42497, 48568, 52304, 53144, 59776, 60736, 65408, 68182, 84994, 97136, 104608, 106288, 121472, 136364, 169988, 194272, 209216, 212576, 238637, 272728, 339976, 388544, 418432, 425152, 443183, 477274, 545456, 679952, 777088, 850304, 886366, 954548, 1090912, 1359904, 1772732, 1909096, 2181824, 2719808, 3102281, 3545464, 3818192, 4363648, 5439616, 6204562, 7090928, 7636384, 12409124, 14181856, 15272768, 24818248, 28363712, 30545536, 49636496, 56727424, 99272992, 198545984, 397091968]

約数ペア:

[(1, 397091968), (2, 198545984), (4, 99272992), (7, 56727424), (8, 49636496), (13, 30545536), (14, 28363712), (16, 24818248), (26, 15272768), (28, 14181856), (32, 12409124), (52, 7636384), (56, 7090928), (64, 6204562), (73, 5439616), (91, 4363648), (104, 3818192), (112, 3545464), (128, 3102281), (146, 2719808), (182, 2181824), (208, 1909096), (224, 1772732), (292, 1359904), (364, 1090912), (416, 954548), (448, 886366), (467, 850304), (511, 777088), (584, 679952), (728, 545456), (832, 477274), (896, 443183), (934, 425152), (949, 418432), (1022, 388544), (1168, 339976), (1456, 272728), (1664, 238637), (1868, 212576), (1898, 209216), (2044, 194272), (2336, 169988), (2912, 136364), (3269, 121472), (3736, 106288), (3796, 104608), (4088, 97136), (4672, 84994), (5824, 68182), (6071, 65408), (6538, 60736), (6643, 59776), (7472, 53144), (7592, 52304), (8176, 48568), (9344, 42497), (11648, 34091), (12142, 32704), (13076, 30368), (13286, 29888), (14944, 26572), (15184, 26152), (16352, 24284)]