389634653

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 437606400

約数和(自身を除く): 47971747

約数列:

[1, 19, 43, 47, 73, 139, 817, 893, 1387, 2021, 2641, 3139, 3431, 5977, 6533, 10147, 38399, 59641, 65189, 113563, 124127, 147533, 192793, 280919, 436321, 476909, 2803127, 5337461, 8290099, 9061271, 20507087, 389634653]

約数ペア:

[(1, 389634653), (19, 20507087), (43, 9061271), (47, 8290099), (73, 5337461), (139, 2803127), (817, 476909), (893, 436321), (1387, 280919), (2021, 192793), (2641, 147533), (3139, 124127), (3431, 113563), (5977, 65189), (6533, 59641), (10147, 38399)]