40858713

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20921}}^1$

素因数の和:20965

約数の個数: 24

約数和(自身を含む): 69628416

約数和(自身を除く): 28769703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 20921, 62763, 146447, 188289, 439341, 648551, 1318023, 1945653, 4539857, 5836959, 13619571, 40858713]

約数ペア:

[(1, 40858713), (3, 13619571), (7, 5836959), (9, 4539857), (21, 1945653), (31, 1318023), (63, 648551), (93, 439341), (217, 188289), (279, 146447), (651, 62763), (1953, 20921)]