129021915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{781951}}^1$

素因数の和:781970

約数の個数: 16

約数和(自身を含む): 225202176

約数和(自身を除く): 96180261

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 781951, 2345853, 3909755, 8601461, 11729265, 25804383, 43007305, 129021915]

約数ペア:

[(1, 129021915), (3, 43007305), (5, 25804383), (11, 11729265), (15, 8601461), (33, 3909755), (55, 2345853), (165, 781951)]