16991007

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 27039744

約数和(自身を除く): 10048737

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 977, 1023, 1581, 2931, 5797, 10747, 16609, 17391, 30287, 32241, 49827, 90861, 182699, 333157, 514879, 548097, 999471, 1544637, 5663669, 16991007]

約数ペア:

[(1, 16991007), (3, 5663669), (11, 1544637), (17, 999471), (31, 548097), (33, 514879), (51, 333157), (93, 182699), (187, 90861), (341, 49827), (527, 32241), (561, 30287), (977, 17391), (1023, 16609), (1581, 10747), (2931, 5797)]