72982959

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 116490240

約数和(自身を除く): 43507281

約数列:

[1, 3, 7, 21, 31, 71, 93, 213, 217, 497, 651, 1491, 1579, 2201, 4737, 6603, 11053, 15407, 33159, 46221, 48949, 112109, 146847, 336327, 342643, 784763, 1027929, 2354289, 3475379, 10426137, 24327653, 72982959]

約数ペア:

[(1, 72982959), (3, 24327653), (7, 10426137), (21, 3475379), (31, 2354289), (71, 1027929), (93, 784763), (213, 342643), (217, 336327), (497, 146847), (651, 112109), (1491, 48949), (1579, 46221), (2201, 33159), (4737, 15407), (6603, 11053)]