209380498

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 328204800

約数和(自身を除く): 118824302

約数列:

[1, 2, 59, 73, 109, 118, 146, 218, 223, 446, 4307, 6431, 7957, 8614, 12862, 13157, 15914, 16279, 24307, 26314, 32558, 48614, 469463, 938926, 960461, 1434113, 1774411, 1920922, 2868226, 3548822, 104690249, 209380498]

約数ペア:

[(1, 209380498), (2, 104690249), (59, 3548822), (73, 2868226), (109, 1920922), (118, 1774411), (146, 1434113), (218, 960461), (223, 938926), (446, 469463), (4307, 48614), (6431, 32558), (7957, 26314), (8614, 24307), (12862, 16279), (13157, 15914)]