280708106

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^2\times {\mathrm{2131}}^1$

素因数の和:2334

約数の個数: 24

約数和(自身を含む): 486454176

約数和(自身を除く): 205746070

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 2131, 4262, 9409, 14917, 18818, 29834, 65863, 131726, 206707, 413414, 1446949, 2893898, 20050579, 40101158, 140354053, 280708106]

約数ペア:

[(1, 280708106), (2, 140354053), (7, 40101158), (14, 20050579), (97, 2893898), (194, 1446949), (679, 413414), (1358, 206707), (2131, 131726), (4262, 65863), (9409, 29834), (14917, 18818)]