28751499

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15737}}^1$

素因数の和:15779

約数の個数: 24

約数和(自身を含む): 49102560

約数和(自身を除く): 20351061

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15737, 47211, 110159, 141633, 330477, 456373, 991431, 1369119, 3194611, 4107357, 9583833, 28751499]

約数ペア:

[(1, 28751499), (3, 9583833), (7, 4107357), (9, 3194611), (21, 1369119), (29, 991431), (63, 456373), (87, 330477), (203, 141633), (261, 110159), (609, 47211), (1827, 15737)]