28110855

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 46335744

約数和(自身を除く): 18224889

約数列:

[1, 3, 5, 15, 67, 83, 201, 249, 335, 337, 415, 1005, 1011, 1245, 1685, 5055, 5561, 16683, 22579, 27805, 27971, 67737, 83415, 83913, 112895, 139855, 338685, 419565, 1874057, 5622171, 9370285, 28110855]

約数ペア:

[(1, 28110855), (3, 9370285), (5, 5622171), (15, 1874057), (67, 419565), (83, 338685), (201, 139855), (249, 112895), (335, 83913), (337, 83415), (415, 67737), (1005, 27971), (1011, 27805), (1245, 22579), (1685, 16683), (5055, 5561)]