260811265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{33161}}^1$

素因数の和:33201

約数の個数: 24

約数和(自身を含む): 370485864

約数和(自身を除く): 109674599

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865, 33161, 165805, 364771, 431093, 1823855, 2155465, 4012481, 4742023, 20062405, 23710115, 52162253, 260811265]

約数ペア:

[(1, 260811265), (5, 52162253), (11, 23710115), (13, 20062405), (55, 4742023), (65, 4012481), (121, 2155465), (143, 1823855), (605, 431093), (715, 364771), (1573, 165805), (7865, 33161)]