15713271

素因数分解:

$3^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 60

約数和(自身を含む): 28305288

約数和(自身を除く): 12592017

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 63, 81, 107, 111, 147, 189, 259, 321, 333, 441, 567, 749, 777, 963, 999, 1323, 1813, 2247, 2331, 2889, 2997, 3959, 3969, 5243, 5439, 6741, 6993, 8667, 11877, 15729, 16317, 20223, 20979, 27713, 35631, 47187, 48951, 60669, 83139, 106893, 141561, 146853, 193991, 249417, 320679, 424683, 581973, 748251, 1745919, 2244753, 5237757, 15713271]

約数ペア:

[(1, 15713271), (3, 5237757), (7, 2244753), (9, 1745919), (21, 748251), (27, 581973), (37, 424683), (49, 320679), (63, 249417), (81, 193991), (107, 146853), (111, 141561), (147, 106893), (189, 83139), (259, 60669), (321, 48951), (333, 47187), (441, 35631), (567, 27713), (749, 20979), (777, 20223), (963, 16317), (999, 15729), (1323, 11877), (1813, 8667), (2247, 6993), (2331, 6741), (2889, 5439), (2997, 5243), (3959, 3969)]