206878196

素因数分解:

$2^2\times 7^2\times {\mathrm{1055501}}^1$

素因数の和:1055519

約数の個数: 18

約数和(自身を含む): 421145298

約数和(自身を除く): 214267102

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1055501, 2111002, 4222004, 7388507, 14777014, 29554028, 51719549, 103439098, 206878196]

約数ペア:

[(1, 206878196), (2, 103439098), (4, 51719549), (7, 29554028), (14, 14777014), (28, 7388507), (49, 4222004), (98, 2111002), (196, 1055501)]