208508872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1879}}^1$

素因数の和:2006

約数の個数: 64

約数和(自身を含む): 464284800

約数和(自身を除く): 255775928

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 97, 104, 143, 194, 286, 388, 572, 776, 1067, 1144, 1261, 1879, 2134, 2522, 3758, 4268, 5044, 7516, 8536, 10088, 13871, 15032, 20669, 24427, 27742, 41338, 48854, 55484, 82676, 97708, 110968, 165352, 182263, 195416, 268697, 364526, 537394, 729052, 1074788, 1458104, 2004893, 2149576, 2369419, 4009786, 4738838, 8019572, 9477676, 16039144, 18955352, 26063609, 52127218, 104254436, 208508872]

約数ペア:

[(1, 208508872), (2, 104254436), (4, 52127218), (8, 26063609), (11, 18955352), (13, 16039144), (22, 9477676), (26, 8019572), (44, 4738838), (52, 4009786), (88, 2369419), (97, 2149576), (104, 2004893), (143, 1458104), (194, 1074788), (286, 729052), (388, 537394), (572, 364526), (776, 268697), (1067, 195416), (1144, 182263), (1261, 165352), (1879, 110968), (2134, 97708), (2522, 82676), (3758, 55484), (4268, 48854), (5044, 41338), (7516, 27742), (8536, 24427), (10088, 20669), (13871, 15032)]