81055018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{757}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 137968128

約数和(自身を除く): 56913110

約数列:

[1, 2, 11, 22, 31, 62, 157, 314, 341, 682, 757, 1514, 1727, 3454, 4867, 8327, 9734, 16654, 23467, 46934, 53537, 107074, 118849, 237698, 258137, 516274, 1307339, 2614678, 3684319, 7368638, 40527509, 81055018]

約数ペア:

[(1, 81055018), (2, 40527509), (11, 7368638), (22, 3684319), (31, 2614678), (62, 1307339), (157, 516274), (314, 258137), (341, 237698), (682, 118849), (757, 107074), (1514, 53537), (1727, 46934), (3454, 23467), (4867, 16654), (8327, 9734)]