66978015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3541}}^1$

素因数の和:3659

約数の個数: 32

約数和(自身を含む): 116630976

約数和(自身を除く): 49652961

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 1261, 1455, 3541, 3783, 6305, 10623, 17705, 18915, 46033, 53115, 138099, 230165, 343477, 690495, 1030431, 1717385, 4465201, 5152155, 13395603, 22326005, 66978015]

約数ペア:

[(1, 66978015), (3, 22326005), (5, 13395603), (13, 5152155), (15, 4465201), (39, 1717385), (65, 1030431), (97, 690495), (195, 343477), (291, 230165), (485, 138099), (1261, 53115), (1455, 46033), (3541, 18915), (3783, 17705), (6305, 10623)]