1278005496638

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{2729}}^1\times {\mathrm{16693}}^1$

素因数の和:19533

約数の個数: 48

約数和(自身を含む): 2101719175920

約数和(自身を除く): 823713679282

約数列:

[1, 2, 13, 26, 83, 166, 169, 338, 1079, 2158, 2729, 5458, 14027, 16693, 28054, 33386, 35477, 70954, 217009, 226507, 434018, 453014, 461201, 922402, 1385519, 2771038, 2821117, 2944591, 5642234, 5889182, 18011747, 36023494, 38279683, 45555197, 76559366, 91110394, 234152711, 468305422, 592217561, 1184435122, 3781081351, 7562162702, 7698828293, 15397656586, 49154057563, 98308115126, 639002748319, 1278005496638]

約数ペア:

[(1, 1278005496638), (2, 639002748319), (13, 98308115126), (26, 49154057563), (83, 15397656586), (166, 7698828293), (169, 7562162702), (338, 3781081351), (1079, 1184435122), (2158, 592217561), (2729, 468305422), (5458, 234152711), (14027, 91110394), (16693, 76559366), (28054, 45555197), (33386, 38279683), (35477, 36023494), (70954, 18011747), (217009, 5889182), (226507, 5642234), (434018, 2944591), (453014, 2821117), (461201, 2771038), (922402, 1385519)]