7278245997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1\times {\mathrm{2617}}^1$

素因数の和:3889

約数の個数: 32

約数和(自身を含む): 10748795904

約数和(自身を除く): 3470549907

約数列:

[1, 3, 11, 33, 71, 213, 781, 1187, 2343, 2617, 3561, 7851, 13057, 28787, 39171, 84277, 86361, 185807, 252831, 557421, 927047, 2043877, 2781141, 3106379, 6131631, 9319137, 34170169, 102510507, 220552909, 661658727, 2426081999, 7278245997]

約数ペア:

[(1, 7278245997), (3, 2426081999), (11, 661658727), (33, 220552909), (71, 102510507), (213, 34170169), (781, 9319137), (1187, 6131631), (2343, 3106379), (2617, 2781141), (3561, 2043877), (7851, 927047), (13057, 557421), (28787, 252831), (39171, 185807), (84277, 86361)]