64020489

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 94483200

約数和(自身を除く): 30462711

約数列:

[1, 3, 13, 39, 73, 113, 199, 219, 339, 597, 949, 1469, 2587, 2847, 4407, 7761, 8249, 14527, 22487, 24747, 43581, 67461, 107237, 188851, 292331, 321711, 566553, 876993, 1641551, 4924653, 21340163, 64020489]

約数ペア:

[(1, 64020489), (3, 21340163), (13, 4924653), (39, 1641551), (73, 876993), (113, 566553), (199, 321711), (219, 292331), (339, 188851), (597, 107237), (949, 67461), (1469, 43581), (2587, 24747), (2847, 22487), (4407, 14527), (7761, 8249)]