28746081

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35099}}^1$

素因数の和:35125

約数の個数: 24

約数和(自身を含む): 51105600

約数和(自身を除く): 22359519

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 35099, 105297, 245693, 315891, 456287, 737079, 1368861, 2211237, 3194009, 4106583, 9582027, 28746081]

約数ペア:

[(1, 28746081), (3, 9582027), (7, 4106583), (9, 3194009), (13, 2211237), (21, 1368861), (39, 737079), (63, 456287), (91, 315891), (117, 245693), (273, 105297), (819, 35099)]