80691651

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7043}}^1$

素因数の和:7135

約数の個数: 24

約数和(自身を含む): 124537920

約数和(自身を除く): 43846269

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 3819, 7043, 11457, 21129, 63387, 133817, 401451, 471881, 1204353, 1415643, 4246929, 8965739, 26897217, 80691651]

約数ペア:

[(1, 80691651), (3, 26897217), (9, 8965739), (19, 4246929), (57, 1415643), (67, 1204353), (171, 471881), (201, 401451), (603, 133817), (1273, 63387), (3819, 21129), (7043, 11457)]