77905919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 101243520

約数和(自身を除く): 23337601

約数列:

[1, 7, 13, 29, 53, 91, 203, 371, 377, 557, 689, 1537, 2639, 3899, 4823, 7241, 10759, 16153, 19981, 29521, 50687, 113071, 139867, 206647, 209989, 383773, 856109, 1469923, 2686411, 5992763, 11129417, 77905919]

約数ペア:

[(1, 77905919), (7, 11129417), (13, 5992763), (29, 2686411), (53, 1469923), (91, 856109), (203, 383773), (371, 209989), (377, 206647), (557, 139867), (689, 113071), (1537, 50687), (2639, 29521), (3899, 19981), (4823, 16153), (7241, 10759)]