66756855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^2$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 120472704

約数和(自身を除く): 53715849

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 97, 129, 165, 215, 291, 473, 485, 645, 1067, 1419, 1455, 2365, 3201, 4171, 5335, 7095, 9409, 12513, 16005, 20855, 28227, 45881, 47045, 62565, 103499, 137643, 141135, 229405, 310497, 404587, 517495, 688215, 1213761, 1552485, 2022935, 4450457, 6068805, 13351371, 22252285, 66756855]

約数ペア:

[(1, 66756855), (3, 22252285), (5, 13351371), (11, 6068805), (15, 4450457), (33, 2022935), (43, 1552485), (55, 1213761), (97, 688215), (129, 517495), (165, 404587), (215, 310497), (291, 229405), (473, 141135), (485, 137643), (645, 103499), (1067, 62565), (1419, 47045), (1455, 45881), (2365, 28227), (3201, 20855), (4171, 16005), (5335, 12513), (7095, 9409)]