161557773

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{773}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 243419904

約数和(自身を除く): 81862131

約数列:

[1, 3, 13, 23, 39, 69, 233, 299, 699, 773, 897, 2319, 3029, 5359, 9087, 10049, 16077, 17779, 30147, 53337, 69667, 180109, 209001, 231127, 540327, 693381, 2341417, 4142507, 7024251, 12427521, 53852591, 161557773]

約数ペア:

[(1, 161557773), (3, 53852591), (13, 12427521), (23, 7024251), (39, 4142507), (69, 2341417), (233, 693381), (299, 540327), (699, 231127), (773, 209001), (897, 180109), (2319, 69667), (3029, 53337), (5359, 30147), (9087, 17779), (10049, 16077)]