28016091

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 43296000

約数和(自身を除く): 15279909

約数列:

[1, 3, 9, 27, 43, 59, 129, 177, 387, 409, 531, 1161, 1227, 1593, 2537, 3681, 7611, 11043, 17587, 22833, 24131, 52761, 68499, 72393, 158283, 217179, 474849, 651537, 1037633, 3112899, 9338697, 28016091]

約数ペア:

[(1, 28016091), (3, 9338697), (9, 3112899), (27, 1037633), (43, 651537), (59, 474849), (129, 217179), (177, 158283), (387, 72393), (409, 68499), (531, 52761), (1161, 24131), (1227, 22833), (1593, 17587), (2537, 11043), (3681, 7611)]