28413275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 38677584

約数和(自身を除く): 10264309

約数列:

[1, 5, 11, 25, 55, 275, 277, 373, 1385, 1865, 3047, 4103, 6925, 9325, 15235, 20515, 76175, 102575, 103321, 516605, 1136531, 2583025, 5682655, 28413275]

約数ペア:

[(1, 28413275), (5, 5682655), (11, 2583025), (25, 1136531), (55, 516605), (275, 103321), (277, 102575), (373, 76175), (1385, 20515), (1865, 15235), (3047, 9325), (4103, 6925)]