197421952

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1048

約数の個数: 128

約数和(自身を含む): 513051840

約数和(自身を除く): 315629888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 128, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 448, 476, 544, 728, 832, 884, 896, 952, 997, 1088, 1456, 1547, 1664, 1768, 1904, 1994, 2176, 2912, 3094, 3536, 3808, 3988, 5824, 6188, 6979, 7072, 7616, 7976, 11648, 12376, 12961, 13958, 14144, 15232, 15952, 16949, 24752, 25922, 27916, 28288, 31904, 33898, 49504, 51844, 55832, 63808, 67796, 90727, 99008, 103688, 111664, 118643, 127616, 135592, 181454, 198016, 207376, 220337, 223328, 237286, 271184, 362908, 414752, 440674, 446656, 474572, 542368, 725816, 829504, 881348, 893312, 949144, 1084736, 1451632, 1542359, 1659008, 1762696, 1898288, 2169472, 2903264, 3084718, 3525392, 3796576, 5806528, 6169436, 7050784, 7593152, 11613056, 12338872, 14101568, 15186304, 24677744, 28203136, 49355488, 98710976, 197421952]

約数ペア:

[(1, 197421952), (2, 98710976), (4, 49355488), (7, 28203136), (8, 24677744), (13, 15186304), (14, 14101568), (16, 12338872), (17, 11613056), (26, 7593152), (28, 7050784), (32, 6169436), (34, 5806528), (52, 3796576), (56, 3525392), (64, 3084718), (68, 2903264), (91, 2169472), (104, 1898288), (112, 1762696), (119, 1659008), (128, 1542359), (136, 1451632), (182, 1084736), (208, 949144), (221, 893312), (224, 881348), (238, 829504), (272, 725816), (364, 542368), (416, 474572), (442, 446656), (448, 440674), (476, 414752), (544, 362908), (728, 271184), (832, 237286), (884, 223328), (896, 220337), (952, 207376), (997, 198016), (1088, 181454), (1456, 135592), (1547, 127616), (1664, 118643), (1768, 111664), (1904, 103688), (1994, 99008), (2176, 90727), (2912, 67796), (3094, 63808), (3536, 55832), (3808, 51844), (3988, 49504), (5824, 33898), (6188, 31904), (6979, 28288), (7072, 27916), (7616, 25922), (7976, 24752), (11648, 16949), (12376, 15952), (12961, 15232), (13958, 14144)]