4214725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 5678208

約数和(自身を除く): 1463483

約数列:

[1, 5, 17, 25, 47, 85, 211, 235, 425, 799, 1055, 1175, 3587, 3995, 5275, 9917, 17935, 19975, 49585, 89675, 168589, 247925, 842945, 4214725]

約数ペア:

[(1, 4214725), (5, 842945), (17, 247925), (25, 168589), (47, 89675), (85, 49585), (211, 19975), (235, 17935), (425, 9917), (799, 5275), (1055, 3995), (1175, 3587)]