72144023

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 86430240

約数和(自身を除く): 14286217

約数列:

[1, 7, 49, 71, 89, 233, 497, 623, 1631, 3479, 4361, 6319, 11417, 16543, 20737, 44233, 115801, 145159, 309631, 810607, 1016113, 1472327, 10306289, 72144023]

約数ペア:

[(1, 72144023), (7, 10306289), (49, 1472327), (71, 1016113), (89, 810607), (233, 309631), (497, 145159), (623, 115801), (1631, 44233), (3479, 20737), (4361, 16543), (6319, 11417)]