239611311

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 398131200

約数和(自身を除く): 158519889

約数列:

[1, 3, 9, 17, 27, 29, 47, 51, 87, 141, 153, 261, 383, 423, 459, 493, 783, 799, 1149, 1269, 1363, 1479, 2397, 3447, 4089, 4437, 6511, 7191, 10341, 11107, 12267, 13311, 18001, 19533, 21573, 23171, 33321, 36801, 54003, 58599, 69513, 99963, 162009, 175797, 188819, 208539, 299889, 306017, 486027, 522029, 566457, 625617, 918051, 1566087, 1699371, 2754153, 4698261, 5098113, 8262459, 8874493, 14094783, 26623479, 79870437, 239611311]

約数ペア:

[(1, 239611311), (3, 79870437), (9, 26623479), (17, 14094783), (27, 8874493), (29, 8262459), (47, 5098113), (51, 4698261), (87, 2754153), (141, 1699371), (153, 1566087), (261, 918051), (383, 625617), (423, 566457), (459, 522029), (493, 486027), (783, 306017), (799, 299889), (1149, 208539), (1269, 188819), (1363, 175797), (1479, 162009), (2397, 99963), (3447, 69513), (4089, 58599), (4437, 54003), (6511, 36801), (7191, 33321), (10341, 23171), (11107, 21573), (12267, 19533), (13311, 18001)]