27720989913

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1157791}}^1$

素因数の和:1158164

約数の個数: 16

約数和(自身を含む): 38679515136

約数和(自身を除く): 10958525223

約数列:

[1, 3, 23, 69, 347, 1041, 7981, 23943, 1157791, 3473373, 26629193, 79887579, 401753477, 1205260431, 9240329971, 27720989913]

約数ペア:

[(1, 27720989913), (3, 9240329971), (23, 1205260431), (69, 401753477), (347, 79887579), (1041, 26629193), (7981, 3473373), (23943, 1157791)]