122780924

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{31547}}^1$

素因数の和:31697

約数の個数: 24

約数和(自身を含む): 247336320

約数和(自身を除く): 124555396

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 31547, 63094, 126188, 220829, 441658, 883316, 4385033, 8770066, 17540132, 30695231, 61390462, 122780924]

約数ペア:

[(1, 122780924), (2, 61390462), (4, 30695231), (7, 17540132), (14, 8770066), (28, 4385033), (139, 883316), (278, 441658), (556, 220829), (973, 126188), (1946, 63094), (3892, 31547)]