25671737

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 32481792

約数和(自身を除く): 6810055

約数列:

[1, 7, 13, 49, 91, 191, 211, 637, 1337, 1477, 2483, 2743, 9359, 10339, 17381, 19201, 40301, 121667, 134407, 282107, 523913, 1974749, 3667391, 25671737]

約数ペア:

[(1, 25671737), (7, 3667391), (13, 1974749), (49, 523913), (91, 282107), (191, 134407), (211, 121667), (637, 40301), (1337, 19201), (1477, 17381), (2483, 10339), (2743, 9359)]