135909405

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{19237}}^1$

素因数の和:19405

約数の個数: 24

約数和(自身を含む): 237089112

約数和(自身を除く): 101179707

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 19237, 57711, 96185, 173133, 288555, 865665, 3020209, 9060627, 15101045, 27181881, 45303135, 135909405]

約数ペア:

[(1, 135909405), (3, 45303135), (5, 27181881), (9, 15101045), (15, 9060627), (45, 3020209), (157, 865665), (471, 288555), (785, 173133), (1413, 96185), (2355, 57711), (7065, 19237)]