209450108

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{12007}}^1$

素因数の和:12114

約数の個数: 36

約数和(自身を含む): 431207280

約数和(自身を除く): 221757172

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1246, 2492, 4361, 8722, 12007, 17444, 24014, 48028, 84049, 168098, 336196, 588343, 1068623, 1176686, 2137246, 2353372, 4274492, 7480361, 14960722, 29921444, 52362527, 104725054, 209450108]

約数ペア:

[(1, 209450108), (2, 104725054), (4, 52362527), (7, 29921444), (14, 14960722), (28, 7480361), (49, 4274492), (89, 2353372), (98, 2137246), (178, 1176686), (196, 1068623), (356, 588343), (623, 336196), (1246, 168098), (2492, 84049), (4361, 48028), (8722, 24014), (12007, 17444)]