156590457

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 225477120

約数和(自身を除く): 68886663

約数列:

[1, 3, 19, 57, 67, 131, 201, 313, 393, 939, 1273, 2489, 3819, 5947, 7467, 8777, 17841, 20971, 26331, 41003, 62913, 123009, 166763, 398449, 500289, 779057, 1195347, 2337171, 2747201, 8241603, 52196819, 156590457]

約数ペア:

[(1, 156590457), (3, 52196819), (19, 8241603), (57, 2747201), (67, 2337171), (131, 1195347), (201, 779057), (313, 500289), (393, 398449), (939, 166763), (1273, 123009), (2489, 62913), (3819, 41003), (5947, 26331), (7467, 20971), (8777, 17841)]