42168728

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{11239}}^1$

素因数の和:11319

約数の個数: 32

約数和(自身を含む): 91718400

約数和(自身を除く): 49549672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 11239, 22478, 44956, 78673, 89912, 157346, 314692, 629384, 753013, 1506026, 3012052, 5271091, 6024104, 10542182, 21084364, 42168728]

約数ペア:

[(1, 42168728), (2, 21084364), (4, 10542182), (7, 6024104), (8, 5271091), (14, 3012052), (28, 1506026), (56, 753013), (67, 629384), (134, 314692), (268, 157346), (469, 89912), (536, 78673), (938, 44956), (1876, 22478), (3752, 11239)]