291010605

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 503635968

約数和(自身を除く): 212625363

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 131, 137, 141, 235, 345, 393, 411, 655, 685, 705, 1081, 1965, 2055, 3013, 3151, 3243, 5405, 6157, 6439, 9039, 9453, 15065, 15755, 16215, 17947, 18471, 19317, 30785, 32195, 45195, 47265, 53841, 89735, 92355, 96585, 141611, 148097, 269205, 412781, 424833, 444291, 708055, 740485, 843509, 1238343, 2063905, 2124165, 2221455, 2530527, 4217545, 6191715, 12652635, 19400707, 58202121, 97003535, 291010605]

約数ペア:

[(1, 291010605), (3, 97003535), (5, 58202121), (15, 19400707), (23, 12652635), (47, 6191715), (69, 4217545), (115, 2530527), (131, 2221455), (137, 2124165), (141, 2063905), (235, 1238343), (345, 843509), (393, 740485), (411, 708055), (655, 444291), (685, 424833), (705, 412781), (1081, 269205), (1965, 148097), (2055, 141611), (3013, 96585), (3151, 92355), (3243, 89735), (5405, 53841), (6157, 47265), (6439, 45195), (9039, 32195), (9453, 30785), (15065, 19317), (15755, 18471), (16215, 17947)]