26901531

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 18717669

約数列:

[1, 3, 9, 17, 27, 29, 43, 47, 51, 87, 129, 141, 153, 261, 387, 423, 459, 493, 731, 783, 799, 1161, 1247, 1269, 1363, 1479, 2021, 2193, 2397, 3741, 4089, 4437, 6063, 6579, 7191, 11223, 12267, 13311, 18189, 19737, 21199, 21573, 23171, 33669, 34357, 36801, 54567, 58609, 63597, 69513, 103071, 175827, 190791, 208539, 309213, 527481, 572373, 625617, 927639, 996353, 1582443, 2989059, 8967177, 26901531]

約数ペア:

[(1, 26901531), (3, 8967177), (9, 2989059), (17, 1582443), (27, 996353), (29, 927639), (43, 625617), (47, 572373), (51, 527481), (87, 309213), (129, 208539), (141, 190791), (153, 175827), (261, 103071), (387, 69513), (423, 63597), (459, 58609), (493, 54567), (731, 36801), (783, 34357), (799, 33669), (1161, 23171), (1247, 21573), (1269, 21199), (1363, 19737), (1479, 18189), (2021, 13311), (2193, 12267), (2397, 11223), (3741, 7191), (4089, 6579), (4437, 6063)]