28390773

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{743}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 38854656

約数和(自身を除く): 10463883

約数列:

[1, 3, 47, 141, 271, 743, 813, 2229, 12737, 34921, 38211, 104763, 201353, 604059, 9463591, 28390773]

約数ペア:

[(1, 28390773), (3, 9463591), (47, 604059), (141, 201353), (271, 104763), (743, 38211), (813, 34921), (2229, 12737)]