28931617

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 34784640

約数和(自身を除く): 5853023

約数列:

[1, 11, 13, 79, 143, 169, 197, 869, 1027, 1859, 2167, 2561, 11297, 13351, 15563, 28171, 33293, 146861, 171193, 202319, 366223, 2225509, 2630147, 28931617]

約数ペア:

[(1, 28931617), (11, 2630147), (13, 2225509), (79, 366223), (143, 202319), (169, 171193), (197, 146861), (869, 33293), (1027, 28171), (1859, 15563), (2167, 13351), (2561, 11297)]