78061841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 98195328

約数和(自身を除く): 20133487

約数列:

[1, 11, 13, 17, 143, 163, 187, 197, 221, 1793, 2119, 2167, 2431, 2561, 2771, 3349, 23309, 28171, 30481, 32111, 36023, 36839, 43537, 353221, 396253, 417443, 478907, 545887, 4591873, 6004757, 7096531, 78061841]

約数ペア:

[(1, 78061841), (11, 7096531), (13, 6004757), (17, 4591873), (143, 545887), (163, 478907), (187, 417443), (197, 396253), (221, 353221), (1793, 43537), (2119, 36839), (2167, 36023), (2431, 32111), (2561, 30481), (2771, 28171), (3349, 23309)]