67991007

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^3\times {\mathrm{659}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 110246400

約数和(自身を除く): 42255393

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 659, 867, 1977, 2023, 4613, 4913, 6069, 11203, 13839, 14739, 33609, 34391, 78421, 103173, 190451, 235263, 571353, 1333157, 3237667, 3999471, 9713001, 22663669, 67991007]

約数ペア:

[(1, 67991007), (3, 22663669), (7, 9713001), (17, 3999471), (21, 3237667), (51, 1333157), (119, 571353), (289, 235263), (357, 190451), (659, 103173), (867, 78421), (1977, 34391), (2023, 33609), (4613, 14739), (4913, 13839), (6069, 11203)]