13203475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 17731008

約数和(自身を除く): 4527533

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 661, 799, 1175, 3305, 3995, 11237, 16525, 19975, 31067, 56185, 155335, 280925, 528139, 776675, 2640695, 13203475]

約数ペア:

[(1, 13203475), (5, 2640695), (17, 776675), (25, 528139), (47, 280925), (85, 155335), (235, 56185), (425, 31067), (661, 19975), (799, 16525), (1175, 11237), (3305, 3995)]