15691840555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1\times {\mathrm{4153}}^1$

素因数の和:5491

約数の個数: 32

約数和(自身を含む): 20481546240

約数和(自身を除く): 4789705685

約数列:

[1, 5, 19, 31, 95, 155, 589, 1283, 2945, 4153, 6415, 20765, 24377, 39773, 78907, 121885, 128743, 198865, 394535, 643715, 755687, 2446117, 3778435, 5328299, 12230585, 26641495, 101237681, 165177269, 506188405, 825886345, 3138368111, 15691840555]

約数ペア:

[(1, 15691840555), (5, 3138368111), (19, 825886345), (31, 506188405), (95, 165177269), (155, 101237681), (589, 26641495), (1283, 12230585), (2945, 5328299), (4153, 3778435), (6415, 2446117), (20765, 755687), (24377, 643715), (39773, 394535), (78907, 198865), (121885, 128743)]