199205188

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2113}}^1$

素因数の和:2181

約数の個数: 72

約数和(自身を含む): 448734552

約数和(自身を除く): 249529364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 49, 52, 74, 91, 98, 148, 182, 196, 259, 364, 481, 518, 637, 962, 1036, 1274, 1813, 1924, 2113, 2548, 3367, 3626, 4226, 6734, 7252, 8452, 13468, 14791, 23569, 27469, 29582, 47138, 54938, 59164, 78181, 94276, 103537, 109876, 156362, 192283, 207074, 312724, 384566, 414148, 547267, 769132, 1016353, 1094534, 1345981, 2032706, 2189068, 2691962, 3830869, 4065412, 5383924, 7114471, 7661738, 14228942, 15323476, 28457884, 49801297, 99602594, 199205188]

約数ペア:

[(1, 199205188), (2, 99602594), (4, 49801297), (7, 28457884), (13, 15323476), (14, 14228942), (26, 7661738), (28, 7114471), (37, 5383924), (49, 4065412), (52, 3830869), (74, 2691962), (91, 2189068), (98, 2032706), (148, 1345981), (182, 1094534), (196, 1016353), (259, 769132), (364, 547267), (481, 414148), (518, 384566), (637, 312724), (962, 207074), (1036, 192283), (1274, 156362), (1813, 109876), (1924, 103537), (2113, 94276), (2548, 78181), (3367, 59164), (3626, 54938), (4226, 47138), (6734, 29582), (7252, 27469), (8452, 23569), (13468, 14791)]