128365198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{290419}}^1$

素因数の和:290451

約数の個数: 16

約数和(自身を含む): 219557520

約数和(自身を除く): 91192322

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 290419, 580838, 3775447, 4937123, 7550894, 9874246, 64182599, 128365198]

約数ペア:

[(1, 128365198), (2, 64182599), (13, 9874246), (17, 7550894), (26, 4937123), (34, 3775447), (221, 580838), (442, 290419)]