255354795

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 468892800

約数和(自身を除く): 213538005

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 89, 135, 159, 265, 267, 401, 445, 477, 795, 801, 1203, 1335, 1431, 2005, 2385, 2403, 3609, 4005, 4717, 6015, 7155, 10827, 12015, 14151, 18045, 21253, 23585, 35689, 42453, 54135, 63759, 70755, 106265, 107067, 127359, 178445, 191277, 212265, 318795, 321201, 535335, 573831, 636795, 956385, 963603, 1606005, 1891517, 2869155, 4818015, 5674551, 9457585, 17023653, 28372755, 51070959, 85118265, 255354795]

約数ペア:

[(1, 255354795), (3, 85118265), (5, 51070959), (9, 28372755), (15, 17023653), (27, 9457585), (45, 5674551), (53, 4818015), (89, 2869155), (135, 1891517), (159, 1606005), (265, 963603), (267, 956385), (401, 636795), (445, 573831), (477, 535335), (795, 321201), (801, 318795), (1203, 212265), (1335, 191277), (1431, 178445), (2005, 127359), (2385, 107067), (2403, 106265), (3609, 70755), (4005, 63759), (4717, 54135), (6015, 42453), (7155, 35689), (10827, 23585), (12015, 21253), (14151, 18045)]