245179953

素因数分解:

$3^5\times {\mathrm{431}}^1\times {\mathrm{2341}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 368274816

約数和(自身を除く): 123094863

約数列:

[1, 3, 9, 27, 81, 243, 431, 1293, 2341, 3879, 7023, 11637, 21069, 34911, 63207, 104733, 189621, 568863, 1008971, 3026913, 9080739, 27242217, 81726651, 245179953]

約数ペア:

[(1, 245179953), (3, 81726651), (9, 27242217), (27, 9080739), (81, 3026913), (243, 1008971), (431, 568863), (1293, 189621), (2341, 104733), (3879, 63207), (7023, 34911), (11637, 21069)]