28742301

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14717}}^1$

素因数の和:14761

約数の個数: 24

約数和(自身を含む): 48981504

約数和(自身を除く): 20239203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 14717, 44151, 103019, 132453, 309057, 456227, 927171, 1368681, 3193589, 4106043, 9580767, 28742301]

約数ペア:

[(1, 28742301), (3, 9580767), (7, 4106043), (9, 3193589), (21, 1368681), (31, 927171), (63, 456227), (93, 309057), (217, 132453), (279, 103019), (651, 44151), (1953, 14717)]