857632671

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197293}}^1$

素因数の和:197332

約数の個数: 32

約数和(自身を含む): 1515217920

約数和(自身を除く): 657585249

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 197293, 591879, 1381051, 1775637, 4143153, 4537739, 5326911, 12429459, 13613217, 31764173, 37288377, 40839651, 95292519, 122518953, 285877557, 857632671]

約数ペア:

[(1, 857632671), (3, 285877557), (7, 122518953), (9, 95292519), (21, 40839651), (23, 37288377), (27, 31764173), (63, 13613217), (69, 12429459), (161, 5326911), (189, 4537739), (207, 4143153), (483, 1775637), (621, 1381051), (1449, 591879), (4347, 197293)]