209833876

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 451604160

約数和(自身を除く): 241770284

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 89, 92, 98, 161, 178, 196, 322, 356, 523, 623, 644, 1046, 1127, 1246, 2047, 2092, 2254, 2492, 3661, 4094, 4361, 4508, 7322, 8188, 8722, 12029, 14329, 14644, 17444, 24058, 25627, 28658, 46547, 48116, 51254, 57316, 84203, 93094, 100303, 102508, 168406, 186188, 200606, 325829, 336812, 401212, 589421, 651658, 1070581, 1178842, 1303316, 2141162, 2280803, 2357684, 4282324, 4561606, 7494067, 9123212, 14988134, 29976268, 52458469, 104916938, 209833876]

約数ペア:

[(1, 209833876), (2, 104916938), (4, 52458469), (7, 29976268), (14, 14988134), (23, 9123212), (28, 7494067), (46, 4561606), (49, 4282324), (89, 2357684), (92, 2280803), (98, 2141162), (161, 1303316), (178, 1178842), (196, 1070581), (322, 651658), (356, 589421), (523, 401212), (623, 336812), (644, 325829), (1046, 200606), (1127, 186188), (1246, 168406), (2047, 102508), (2092, 100303), (2254, 93094), (2492, 84203), (3661, 57316), (4094, 51254), (4361, 48116), (4508, 46547), (7322, 28658), (8188, 25627), (8722, 24058), (12029, 17444), (14329, 14644)]