331823408

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2857}}^1$

素因数の和:2950

約数の個数: 80

約数和(自身を含む): 791002944

約数和(自身を除く): 459179536

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 61, 68, 112, 119, 122, 136, 238, 244, 272, 427, 476, 488, 854, 952, 976, 1037, 1708, 1904, 2074, 2857, 3416, 4148, 5714, 6832, 7259, 8296, 11428, 14518, 16592, 19999, 22856, 29036, 39998, 45712, 48569, 58072, 79996, 97138, 116144, 159992, 174277, 194276, 319984, 339983, 348554, 388552, 679966, 697108, 777104, 1219939, 1359932, 1394216, 2439878, 2719864, 2788432, 2962709, 4879756, 5439728, 5925418, 9759512, 11850836, 19519024, 20738963, 23701672, 41477926, 47403344, 82955852, 165911704, 331823408]

約数ペア:

[(1, 331823408), (2, 165911704), (4, 82955852), (7, 47403344), (8, 41477926), (14, 23701672), (16, 20738963), (17, 19519024), (28, 11850836), (34, 9759512), (56, 5925418), (61, 5439728), (68, 4879756), (112, 2962709), (119, 2788432), (122, 2719864), (136, 2439878), (238, 1394216), (244, 1359932), (272, 1219939), (427, 777104), (476, 697108), (488, 679966), (854, 388552), (952, 348554), (976, 339983), (1037, 319984), (1708, 194276), (1904, 174277), (2074, 159992), (2857, 116144), (3416, 97138), (4148, 79996), (5714, 58072), (6832, 48569), (7259, 45712), (8296, 39998), (11428, 29036), (14518, 22856), (16592, 19999)]