66143955

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{359}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 108241920

約数和(自身を除く): 42097965

約数列:

[1, 3, 5, 15, 71, 173, 213, 355, 359, 519, 865, 1065, 1077, 1795, 2595, 5385, 12283, 25489, 36849, 61415, 62107, 76467, 127445, 184245, 186321, 310535, 382335, 931605, 4409597, 13228791, 22047985, 66143955]

約数ペア:

[(1, 66143955), (3, 22047985), (5, 13228791), (15, 4409597), (71, 931605), (173, 382335), (213, 310535), (355, 186321), (359, 184245), (519, 127445), (865, 76467), (1065, 62107), (1077, 61415), (1795, 36849), (2595, 25489), (5385, 12283)]