81394929

素因数分解:

$3^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 165888000

約数和(自身を除く): 84493071

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 47, 49, 51, 63, 77, 99, 119, 141, 147, 153, 187, 189, 231, 297, 329, 343, 357, 423, 441, 459, 517, 539, 561, 693, 799, 833, 987, 1029, 1071, 1269, 1309, 1323, 1551, 1617, 1683, 2079, 2303, 2397, 2499, 2961, 3087, 3213, 3619, 3773, 3927, 4653, 4851, 5049, 5593, 5831, 6909, 7191, 7497, 8789, 8883, 9163, 9261, 10857, 11319, 11781, 13959, 14553, 16121, 16779, 17493, 20727, 21573, 22491, 25333, 26367, 27489, 32571, 33957, 35343, 39151, 48363, 50337, 52479, 61523, 62181, 64141, 75999, 79101, 82467, 97713, 101871, 117453, 145089, 151011, 157437, 177331, 184569, 192423, 227997, 237303, 247401, 274057, 352359, 430661, 435267, 531993, 553707, 577269, 683991, 822171, 1057077, 1291983, 1595979, 1661121, 1731807, 2466513, 3014627, 3875949, 4787937, 7399539, 9043881, 11627847, 27131643, 81394929]

約数ペア:

[(1, 81394929), (3, 27131643), (7, 11627847), (9, 9043881), (11, 7399539), (17, 4787937), (21, 3875949), (27, 3014627), (33, 2466513), (47, 1731807), (49, 1661121), (51, 1595979), (63, 1291983), (77, 1057077), (99, 822171), (119, 683991), (141, 577269), (147, 553707), (153, 531993), (187, 435267), (189, 430661), (231, 352359), (297, 274057), (329, 247401), (343, 237303), (357, 227997), (423, 192423), (441, 184569), (459, 177331), (517, 157437), (539, 151011), (561, 145089), (693, 117453), (799, 101871), (833, 97713), (987, 82467), (1029, 79101), (1071, 75999), (1269, 64141), (1309, 62181), (1323, 61523), (1551, 52479), (1617, 50337), (1683, 48363), (2079, 39151), (2303, 35343), (2397, 33957), (2499, 32571), (2961, 27489), (3087, 26367), (3213, 25333), (3619, 22491), (3773, 21573), (3927, 20727), (4653, 17493), (4851, 16779), (5049, 16121), (5593, 14553), (5831, 13959), (6909, 11781), (7191, 11319), (7497, 10857), (8789, 9261), (8883, 9163)]