131001585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 248451840

約数和(自身を除く): 117450255

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 157, 165, 195, 389, 429, 471, 715, 785, 1167, 1727, 1945, 2041, 2145, 2355, 4279, 5057, 5181, 5835, 6123, 8635, 10205, 12837, 15171, 21395, 22451, 25285, 25905, 30615, 55627, 61073, 64185, 67353, 75855, 112255, 166881, 183219, 278135, 305365, 336765, 671803, 793949, 834405, 916095, 2015409, 2381847, 3359015, 3969745, 8733439, 10077045, 11909235, 26200317, 43667195, 131001585]

約数ペア:

[(1, 131001585), (3, 43667195), (5, 26200317), (11, 11909235), (13, 10077045), (15, 8733439), (33, 3969745), (39, 3359015), (55, 2381847), (65, 2015409), (143, 916095), (157, 834405), (165, 793949), (195, 671803), (389, 336765), (429, 305365), (471, 278135), (715, 183219), (785, 166881), (1167, 112255), (1727, 75855), (1945, 67353), (2041, 64185), (2145, 61073), (2355, 55627), (4279, 30615), (5057, 25905), (5181, 25285), (5835, 22451), (6123, 21395), (8635, 15171), (10205, 12837)]