28042665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6211}}^1$

素因数の和:6269

約数の個数: 32

約数和(自身を含む): 52478976

約数和(自身を除く): 24436311

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 6211, 18633, 31055, 43477, 93165, 130431, 217385, 267073, 652155, 801219, 1335365, 1869511, 4006095, 5608533, 9347555, 28042665]

約数ペア:

[(1, 28042665), (3, 9347555), (5, 5608533), (7, 4006095), (15, 1869511), (21, 1335365), (35, 801219), (43, 652155), (105, 267073), (129, 217385), (215, 130431), (301, 93165), (645, 43477), (903, 31055), (1505, 18633), (4515, 6211)]