225724215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{3673}}^1$

素因数の和:3939

約数の個数: 32

約数和(自身を含む): 384094656

約数和(自身を除く): 158370441

約数列:

[1, 3, 5, 15, 17, 51, 85, 241, 255, 723, 1205, 3615, 3673, 4097, 11019, 12291, 18365, 20485, 55095, 61455, 62441, 187323, 312205, 885193, 936615, 2655579, 4425965, 13277895, 15048281, 45144843, 75241405, 225724215]

約数ペア:

[(1, 225724215), (3, 75241405), (5, 45144843), (15, 15048281), (17, 13277895), (51, 4425965), (85, 2655579), (241, 936615), (255, 885193), (723, 312205), (1205, 187323), (3615, 62441), (3673, 61455), (4097, 55095), (11019, 20485), (12291, 18365)]