68398264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1583}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 140279040

約数和(自身を除く): 71880776

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 491, 982, 1583, 1964, 3166, 3928, 5401, 6332, 10802, 12664, 17413, 21604, 34826, 43208, 69652, 139304, 777253, 1554506, 3109012, 6218024, 8549783, 17099566, 34199132, 68398264]

約数ペア:

[(1, 68398264), (2, 34199132), (4, 17099566), (8, 8549783), (11, 6218024), (22, 3109012), (44, 1554506), (88, 777253), (491, 139304), (982, 69652), (1583, 43208), (1964, 34826), (3166, 21604), (3928, 17413), (5401, 12664), (6332, 10802)]