129121135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{431}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 182891520

約数和(自身を除く): 53770385

約数列:

[1, 5, 11, 13, 55, 65, 143, 419, 431, 715, 2095, 2155, 4609, 4741, 5447, 5603, 23045, 23705, 27235, 28015, 59917, 61633, 180589, 299585, 308165, 902945, 1986479, 2347657, 9932395, 11738285, 25824227, 129121135]

約数ペア:

[(1, 129121135), (5, 25824227), (11, 11738285), (13, 9932395), (55, 2347657), (65, 1986479), (143, 902945), (419, 308165), (431, 299585), (715, 180589), (2095, 61633), (2155, 59917), (4609, 28015), (4741, 27235), (5447, 23705), (5603, 23045)]