97420379

素因数分解:

$7^2\times {\mathrm{89}}^2\times {\mathrm{251}}^1$

素因数の和:443

約数の個数: 18

約数和(自身を含む): 115070004

約数和(自身を除く): 17649625

約数列:

[1, 7, 49, 89, 251, 623, 1757, 4361, 7921, 12299, 22339, 55447, 156373, 388129, 1094611, 1988171, 13917197, 97420379]

約数ペア:

[(1, 97420379), (7, 13917197), (49, 1988171), (89, 1094611), (251, 388129), (623, 156373), (1757, 55447), (4361, 22339), (7921, 12299)]