28742637

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124427}}^1$

素因数の和:124448

約数の個数: 16

約数和(自身を含む): 47780352

約数和(自身を除く): 19037715

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124427, 373281, 870989, 1368697, 2612967, 4106091, 9580879, 28742637]

約数ペア:

[(1, 28742637), (3, 9580879), (7, 4106091), (11, 2612967), (21, 1368697), (33, 870989), (77, 373281), (231, 124427)]