66381385

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 94758912

約数和(自身を除く): 28377527

約数列:

[1, 5, 7, 31, 35, 155, 193, 217, 317, 965, 1085, 1351, 1585, 2219, 5983, 6755, 9827, 11095, 29915, 41881, 49135, 61181, 68789, 209405, 305905, 343945, 428267, 1896611, 2141335, 9483055, 13276277, 66381385]

約数ペア:

[(1, 66381385), (5, 13276277), (7, 9483055), (31, 2141335), (35, 1896611), (155, 428267), (193, 343945), (217, 305905), (317, 209405), (965, 68789), (1085, 61181), (1351, 49135), (1585, 41881), (2219, 29915), (5983, 11095), (6755, 9827)]