1639654311669

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1\times {\mathrm{2148791}}^1$

素因数の和:2150041

約数の個数: 32

約数和(自身を含む): 2512539509760

約数和(自身を除く): 872885198091

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 1217, 3651, 13387, 23123, 40161, 69369, 254353, 763059, 2148791, 6446373, 23636701, 40827029, 70910103, 122481087, 449097319, 1347291957, 2615078647, 7845235941, 28765865117, 49686494293, 86297595351, 149059482879, 546551437223, 1639654311669]

約数ペア:

[(1, 1639654311669), (3, 546551437223), (11, 149059482879), (19, 86297595351), (33, 49686494293), (57, 28765865117), (209, 7845235941), (627, 2615078647), (1217, 1347291957), (3651, 449097319), (13387, 122481087), (23123, 70910103), (40161, 40827029), (69369, 23636701), (254353, 6446373), (763059, 2148791)]