55317009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 82722816

約数和(自身を除く): 27405807

約数列:

[1, 3, 11, 33, 67, 127, 197, 201, 381, 591, 737, 1397, 2167, 2211, 4191, 6501, 8509, 13199, 25019, 25527, 39597, 75057, 93599, 145189, 275209, 280797, 435567, 825627, 1676273, 5028819, 18439003, 55317009]

約数ペア:

[(1, 55317009), (3, 18439003), (11, 5028819), (33, 1676273), (67, 825627), (127, 435567), (197, 280797), (201, 275209), (381, 145189), (591, 93599), (737, 75057), (1397, 39597), (2167, 25527), (2211, 25019), (4191, 13199), (6501, 8509)]