64765545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1669}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 112224000

約数和(自身を除く): 47458455

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 199, 597, 995, 1669, 2587, 2985, 5007, 7761, 8345, 12935, 21697, 25035, 38805, 65091, 108485, 325455, 332131, 996393, 1660655, 4317703, 4981965, 12953109, 21588515, 64765545]

約数ペア:

[(1, 64765545), (3, 21588515), (5, 12953109), (13, 4981965), (15, 4317703), (39, 1660655), (65, 996393), (195, 332131), (199, 325455), (597, 108485), (995, 65091), (1669, 38805), (2587, 25035), (2985, 21697), (5007, 12935), (7761, 8345)]