61080019

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 87333120

約数和(自身を除く): 26253101

約数列:

[1, 7, 11, 13, 23, 49, 77, 91, 143, 161, 253, 299, 379, 539, 637, 1001, 1127, 1771, 2093, 2653, 3289, 4169, 4927, 7007, 8717, 12397, 14651, 18571, 23023, 29183, 34489, 54197, 61019, 95887, 113321, 161161, 204281, 241423, 379379, 427133, 671209, 793247, 1246531, 2655653, 4698463, 5552729, 8725717, 61080019]

約数ペア:

[(1, 61080019), (7, 8725717), (11, 5552729), (13, 4698463), (23, 2655653), (49, 1246531), (77, 793247), (91, 671209), (143, 427133), (161, 379379), (253, 241423), (299, 204281), (379, 161161), (539, 113321), (637, 95887), (1001, 61019), (1127, 54197), (1771, 34489), (2093, 29183), (2653, 23023), (3289, 18571), (4169, 14651), (4927, 12397), (7007, 8717)]