206537548

素因数分解:

$2^2\times 7^2\times {\mathrm{421}}^1\times {\mathrm{2503}}^1$

素因数の和:2942

約数の個数: 36

約数和(自身を含む): 421618512

約数和(自身を除く): 215080964

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 421, 842, 1684, 2503, 2947, 5006, 5894, 10012, 11788, 17521, 20629, 35042, 41258, 70084, 82516, 122647, 245294, 490588, 1053763, 2107526, 4215052, 7376341, 14752682, 29505364, 51634387, 103268774, 206537548]

約数ペア:

[(1, 206537548), (2, 103268774), (4, 51634387), (7, 29505364), (14, 14752682), (28, 7376341), (49, 4215052), (98, 2107526), (196, 1053763), (421, 490588), (842, 245294), (1684, 122647), (2503, 82516), (2947, 70084), (5006, 41258), (5894, 35042), (10012, 20629), (11788, 17521)]