157090689

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 274560000

約数和(自身を除く): 117469311

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 263, 399, 499, 789, 1197, 1497, 1841, 2367, 3493, 4491, 4997, 5523, 9481, 10479, 14991, 16569, 28443, 31437, 34979, 44973, 66367, 85329, 104937, 131237, 199101, 314811, 393711, 597303, 918659, 1181133, 2493503, 2755977, 7480509, 8267931, 17454521, 22441527, 52363563, 157090689]

約数ペア:

[(1, 157090689), (3, 52363563), (7, 22441527), (9, 17454521), (19, 8267931), (21, 7480509), (57, 2755977), (63, 2493503), (133, 1181133), (171, 918659), (263, 597303), (399, 393711), (499, 314811), (789, 199101), (1197, 131237), (1497, 104937), (1841, 85329), (2367, 66367), (3493, 44973), (4491, 34979), (4997, 31437), (5523, 28443), (9481, 16569), (10479, 14991)]