201806825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{66713}}^1$

素因数の和:66745

約数の個数: 18

約数和(自身を含む): 275061822

約数和(自身を除く): 73254997

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 66713, 333565, 733843, 1667825, 3669215, 8072273, 18346075, 40361365, 201806825]

約数ペア:

[(1, 201806825), (5, 40361365), (11, 18346075), (25, 8072273), (55, 3669215), (121, 1667825), (275, 733843), (605, 333565), (3025, 66713)]