86906578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2194

約数の個数: 32

約数和(自身を含む): 149276160

約数和(自身を除く): 62369582

約数列:

[1, 2, 11, 22, 31, 61, 62, 122, 341, 671, 682, 1342, 1891, 2089, 3782, 4178, 20801, 22979, 41602, 45958, 64759, 127429, 129518, 254858, 712349, 1401719, 1424698, 2803438, 3950299, 7900598, 43453289, 86906578]

約数ペア:

[(1, 86906578), (2, 43453289), (11, 7900598), (22, 3950299), (31, 2803438), (61, 1424698), (62, 1401719), (122, 712349), (341, 254858), (671, 129518), (682, 127429), (1342, 64759), (1891, 45958), (2089, 41602), (3782, 22979), (4178, 20801)]