8430191

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 10916640

約数和(自身を除く): 2486449

約数列:

[1, 7, 11, 37, 77, 121, 259, 269, 407, 847, 1883, 2849, 2959, 4477, 9953, 20713, 31339, 32549, 69671, 109483, 227843, 766381, 1204313, 8430191]

約数ペア:

[(1, 8430191), (7, 1204313), (11, 766381), (37, 227843), (77, 109483), (121, 69671), (259, 32549), (269, 31339), (407, 20713), (847, 9953), (1883, 4477), (2849, 2959)]