816633981

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7507}}^1$

素因数の和:7615

約数の個数: 40

約数和(自身を含む): 1308193920

約数和(自身を除く): 491559939

約数列:

[1, 3, 9, 17, 27, 51, 79, 81, 153, 237, 459, 711, 1343, 1377, 2133, 4029, 6399, 7507, 12087, 22521, 36261, 67563, 108783, 127619, 202689, 382857, 593053, 608067, 1148571, 1779159, 3445713, 5337477, 10081901, 10337139, 16012431, 30245703, 48037293, 90737109, 272211327, 816633981]

約数ペア:

[(1, 816633981), (3, 272211327), (9, 90737109), (17, 48037293), (27, 30245703), (51, 16012431), (79, 10337139), (81, 10081901), (153, 5337477), (237, 3445713), (459, 1779159), (711, 1148571), (1343, 608067), (1377, 593053), (2133, 382857), (4029, 202689), (6399, 127619), (7507, 108783), (12087, 67563), (22521, 36261)]