27902945

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25717}}^1$

素因数の和:25760

約数の個数: 16

約数和(自身を含む): 39502848

約数和(自身を除く): 11599903

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 25717, 128585, 180019, 797227, 900095, 3986135, 5580589, 27902945]

約数ペア:

[(1, 27902945), (5, 5580589), (7, 3986135), (31, 900095), (35, 797227), (155, 180019), (217, 128585), (1085, 25717)]