65278575

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1113

約数の個数: 48

約数和(自身を含む): 121276960

約数和(自身を除く): 55998385

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 485, 675, 873, 997, 1455, 2425, 2619, 2991, 4365, 4985, 7275, 8973, 13095, 14955, 21825, 24925, 26919, 44865, 65475, 74775, 96709, 134595, 224325, 290127, 483545, 672975, 870381, 1450635, 2417725, 2611143, 4351905, 7253175, 13055715, 21759525, 65278575]

約数ペア:

[(1, 65278575), (3, 21759525), (5, 13055715), (9, 7253175), (15, 4351905), (25, 2611143), (27, 2417725), (45, 1450635), (75, 870381), (97, 672975), (135, 483545), (225, 290127), (291, 224325), (485, 134595), (675, 96709), (873, 74775), (997, 65475), (1455, 44865), (2425, 26919), (2619, 24925), (2991, 21825), (4365, 14955), (4985, 13095), (7275, 8973)]