16493939

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 21275136

約数和(自身を除く): 4781197

約数列:

[1, 7, 11, 49, 71, 77, 431, 497, 539, 781, 3017, 3479, 4741, 5467, 21119, 30601, 33187, 38269, 214207, 232309, 336611, 1499449, 2356277, 16493939]

約数ペア:

[(1, 16493939), (7, 2356277), (11, 1499449), (49, 336611), (71, 232309), (77, 214207), (431, 38269), (497, 33187), (539, 30601), (781, 21119), (3017, 5467), (3479, 4741)]