64897007

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 83026944

約数和(自身を除く): 18129937

約数列:

[1, 7, 17, 23, 119, 131, 161, 181, 391, 917, 1267, 2227, 2737, 3013, 3077, 4163, 15589, 21091, 21539, 23711, 29141, 51221, 70771, 165977, 358547, 403087, 495397, 545353, 2821609, 3817471, 9271001, 64897007]

約数ペア:

[(1, 64897007), (7, 9271001), (17, 3817471), (23, 2821609), (119, 545353), (131, 495397), (161, 403087), (181, 358547), (391, 165977), (917, 70771), (1267, 51221), (2227, 29141), (2737, 23711), (3013, 21539), (3077, 21091), (4163, 15589)]