4951925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{1637}}^1$

素因数の和:1669

約数の個数: 18

約数和(自身を含む): 6753474

約数和(自身を除く): 1801549

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 1637, 3025, 8185, 18007, 40925, 90035, 198077, 450175, 990385, 4951925]

約数ペア:

[(1, 4951925), (5, 990385), (11, 450175), (25, 198077), (55, 90035), (121, 40925), (275, 18007), (605, 8185), (1637, 3025)]