27781611

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 44943360

約数和(自身を除く): 17161749

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 1023, 1209, 2089, 4433, 6267, 13299, 22979, 27157, 64759, 68937, 81471, 194277, 298727, 712349, 841867, 896181, 2137047, 2525601, 9260537, 27781611]

約数ペア:

[(1, 27781611), (3, 9260537), (11, 2525601), (13, 2137047), (31, 896181), (33, 841867), (39, 712349), (93, 298727), (143, 194277), (341, 81471), (403, 68937), (429, 64759), (1023, 27157), (1209, 22979), (2089, 13299), (4433, 6267)]