197958902405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{399163}}^1$

素因数の和:399377

約数の個数: 32

約数和(自身を含む): 264866070528

約数和(自身を除く): 66907168123

約数列:

[1, 5, 11, 55, 71, 127, 355, 635, 781, 1397, 3905, 6985, 9017, 45085, 99187, 399163, 495935, 1995815, 4390793, 21953965, 28340573, 50693701, 141702865, 253468505, 311746303, 557630711, 1558731515, 2788153555, 3599252771, 17996263855, 39591780481, 197958902405]

約数ペア:

[(1, 197958902405), (5, 39591780481), (11, 17996263855), (55, 3599252771), (71, 2788153555), (127, 1558731515), (355, 557630711), (635, 311746303), (781, 253468505), (1397, 141702865), (3905, 50693701), (6985, 28340573), (9017, 21953965), (45085, 4390793), (99187, 1995815), (399163, 495935)]