289773771

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{15349}}^1$

素因数の和:15419

約数の個数: 32

約数和(自身を含む): 471552000

約数和(自身を除く): 181778229

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 2697, 6293, 15349, 18879, 46047, 107443, 322329, 445121, 475819, 1335363, 1427457, 3115847, 3330733, 9347541, 9992199, 13798751, 41396253, 96591257, 289773771]

約数ペア:

[(1, 289773771), (3, 96591257), (7, 41396253), (21, 13798751), (29, 9992199), (31, 9347541), (87, 3330733), (93, 3115847), (203, 1427457), (217, 1335363), (609, 475819), (651, 445121), (899, 322329), (2697, 107443), (6293, 46047), (15349, 18879)]