256219199

素因数分解:

${\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{809}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 274752000

約数和(自身を除く): 18532801

約数列:

[1, 19, 79, 211, 809, 1501, 4009, 15371, 16669, 63911, 170699, 316711, 1214309, 3243281, 13485221, 256219199]

約数ペア:

[(1, 256219199), (19, 13485221), (79, 3243281), (211, 1214309), (809, 316711), (1501, 170699), (4009, 63911), (15371, 16669)]