71379711

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 117089280

約数和(自身を除く): 45709569

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 159, 351, 477, 689, 1053, 1279, 1431, 2067, 3837, 4293, 6201, 11511, 16627, 18603, 34533, 49881, 55809, 67787, 103599, 149643, 203361, 448929, 610083, 881231, 1346787, 1830249, 2643693, 5490747, 7931079, 23793237, 71379711]

約数ペア:

[(1, 71379711), (3, 23793237), (9, 7931079), (13, 5490747), (27, 2643693), (39, 1830249), (53, 1346787), (81, 881231), (117, 610083), (159, 448929), (351, 203361), (477, 149643), (689, 103599), (1053, 67787), (1279, 55809), (1431, 49881), (2067, 34533), (3837, 18603), (4293, 16627), (6201, 11511)]