27870479

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 8417521

約数列:

[1, 7, 13, 29, 59, 91, 179, 203, 377, 413, 767, 1253, 1711, 2327, 2639, 5191, 5369, 10561, 11977, 16289, 22243, 36337, 67483, 73927, 137293, 155701, 306269, 472381, 961051, 2143883, 3981497, 27870479]

約数ペア:

[(1, 27870479), (7, 3981497), (13, 2143883), (29, 961051), (59, 472381), (91, 306269), (179, 155701), (203, 137293), (377, 73927), (413, 67483), (767, 36337), (1253, 22243), (1711, 16289), (2327, 11977), (2639, 10561), (5191, 5369)]