28109874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 68080320

約数和(自身を除く): 39970446

約数列:

[1, 2, 3, 6, 13, 17, 26, 29, 34, 39, 43, 51, 58, 78, 86, 87, 102, 129, 174, 221, 258, 289, 377, 442, 493, 559, 578, 663, 731, 754, 867, 986, 1118, 1131, 1247, 1326, 1462, 1479, 1677, 1734, 2193, 2262, 2494, 2958, 3354, 3741, 3757, 4386, 6409, 7482, 7514, 8381, 9503, 11271, 12427, 12818, 16211, 16762, 19006, 19227, 21199, 22542, 24854, 25143, 28509, 32422, 37281, 38454, 42398, 48633, 50286, 57018, 63597, 74562, 97266, 108953, 127194, 161551, 217906, 275587, 323102, 326859, 360383, 484653, 551174, 653718, 720766, 826761, 969306, 1081149, 1653522, 2162298, 4684979, 9369958, 14054937, 28109874]

約数ペア:

[(1, 28109874), (2, 14054937), (3, 9369958), (6, 4684979), (13, 2162298), (17, 1653522), (26, 1081149), (29, 969306), (34, 826761), (39, 720766), (43, 653718), (51, 551174), (58, 484653), (78, 360383), (86, 326859), (87, 323102), (102, 275587), (129, 217906), (174, 161551), (221, 127194), (258, 108953), (289, 97266), (377, 74562), (442, 63597), (493, 57018), (559, 50286), (578, 48633), (663, 42398), (731, 38454), (754, 37281), (867, 32422), (986, 28509), (1118, 25143), (1131, 24854), (1247, 22542), (1326, 21199), (1462, 19227), (1479, 19006), (1677, 16762), (1734, 16211), (2193, 12818), (2262, 12427), (2494, 11271), (2958, 9503), (3354, 8381), (3741, 7514), (3757, 7482), (4386, 6409)]