778815081

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{874091}}^1$

素因数の和:874114

約数の個数: 20

約数和(自身を含む): 1269181584

約数和(自身を除く): 490366503

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 874091, 2622273, 7866819, 9615001, 23600457, 28845003, 70801371, 86535009, 259605027, 778815081]

約数ペア:

[(1, 778815081), (3, 259605027), (9, 86535009), (11, 70801371), (27, 28845003), (33, 23600457), (81, 9615001), (99, 7866819), (297, 2622273), (891, 874091)]