16749322845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1\times {\mathrm{953}}^1$

素因数の和:1574

約数の個数: 64

約数和(自身を含む): 28651138560

約数和(自身を除く): 11901815715

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 439, 471, 785, 953, 1317, 2195, 2355, 2669, 2859, 4765, 6585, 7463, 8007, 13345, 14295, 16201, 22389, 37315, 40035, 48603, 68923, 81005, 111945, 149621, 206769, 243015, 344615, 418367, 448863, 748105, 1033845, 1171691, 1255101, 2091835, 2244315, 2543557, 3515073, 5858455, 6275505, 7112239, 7630671, 12717785, 17575365, 21336717, 35561195, 38153355, 65683619, 106683585, 197050857, 328418095, 985254285, 1116621523, 3349864569, 5583107615, 16749322845]

約数ペア:

[(1, 16749322845), (3, 5583107615), (5, 3349864569), (15, 1116621523), (17, 985254285), (51, 328418095), (85, 197050857), (157, 106683585), (255, 65683619), (439, 38153355), (471, 35561195), (785, 21336717), (953, 17575365), (1317, 12717785), (2195, 7630671), (2355, 7112239), (2669, 6275505), (2859, 5858455), (4765, 3515073), (6585, 2543557), (7463, 2244315), (8007, 2091835), (13345, 1255101), (14295, 1171691), (16201, 1033845), (22389, 748105), (37315, 448863), (40035, 418367), (48603, 344615), (68923, 243015), (81005, 206769), (111945, 149621)]