56223921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{21517}}^1$

素因数の和:21600

約数の個数: 16

約数和(自身を含む): 81940544

約数和(自身を除く): 25716623

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 21517, 64551, 279721, 839163, 1441639, 4324917, 18741307, 56223921]

約数ペア:

[(1, 56223921), (3, 18741307), (13, 4324917), (39, 1441639), (67, 839163), (201, 279721), (871, 64551), (2613, 21517)]