420913999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 503387136

約数和(自身を除く): 82473137

約数列:

[1, 11, 17, 47, 83, 187, 517, 577, 799, 913, 1411, 3901, 6347, 8789, 9809, 15521, 27119, 42911, 47891, 66317, 107899, 298309, 461023, 526801, 729487, 814147, 2250877, 5071253, 8955617, 24759647, 38264909, 420913999]

約数ペア:

[(1, 420913999), (11, 38264909), (17, 24759647), (47, 8955617), (83, 5071253), (187, 2250877), (517, 814147), (577, 729487), (799, 526801), (913, 461023), (1411, 298309), (3901, 107899), (6347, 66317), (8789, 47891), (9809, 42911), (15521, 27119)]