28621730

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{42719}}^1$

素因数の和:42793

約数の個数: 16

約数和(自身を含む): 52289280

約数和(自身を除く): 23667550

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 42719, 85438, 213595, 427190, 2862173, 5724346, 14310865, 28621730]

約数ペア:

[(1, 28621730), (2, 14310865), (5, 5724346), (10, 2862173), (67, 427190), (134, 213595), (335, 85438), (670, 42719)]