87009015

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{743}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 143847936

約数和(自身を除く): 56838921

約数列:

[1, 3, 5, 15, 37, 111, 185, 211, 555, 633, 743, 1055, 2229, 3165, 3715, 7807, 11145, 23421, 27491, 39035, 82473, 117105, 137455, 156773, 412365, 470319, 783865, 2351595, 5800601, 17401803, 29003005, 87009015]

約数ペア:

[(1, 87009015), (3, 29003005), (5, 17401803), (15, 5800601), (37, 2351595), (111, 783865), (185, 470319), (211, 412365), (555, 156773), (633, 137455), (743, 117105), (1055, 82473), (2229, 39035), (3165, 27491), (3715, 23421), (7807, 11145)]