81277554

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{712961}}^1$

素因数の和:712985

約数の個数: 16

約数和(自身を含む): 171110880

約数和(自身を除く): 89833326

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 712961, 1425922, 2138883, 4277766, 13546259, 27092518, 40638777, 81277554]

約数ペア:

[(1, 81277554), (2, 40638777), (3, 27092518), (6, 13546259), (19, 4277766), (38, 2138883), (57, 1425922), (114, 712961)]