28945675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1571}}^1$

素因数の和:1659

約数の個数: 24

約数和(自身を含む): 39765312

約数和(自身を除く): 10819637

約数列:

[1, 5, 11, 25, 55, 67, 275, 335, 737, 1571, 1675, 3685, 7855, 17281, 18425, 39275, 86405, 105257, 432025, 526285, 1157827, 2631425, 5789135, 28945675]

約数ペア:

[(1, 28945675), (5, 5789135), (11, 2631425), (25, 1157827), (55, 526285), (67, 432025), (275, 105257), (335, 86405), (737, 39275), (1571, 18425), (1675, 17281), (3685, 7855)]