81003741

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7237}}^1$

素因数の和:7301

約数の個数: 32

約数和(自身を含む): 136190208

約数和(自身を除く): 55186467

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 7237, 11193, 21711, 50659, 94081, 151977, 282243, 296717, 658567, 890151, 1975701, 2077019, 3857321, 6231057, 11571963, 27001247, 81003741]

約数ペア:

[(1, 81003741), (3, 27001247), (7, 11571963), (13, 6231057), (21, 3857321), (39, 2077019), (41, 1975701), (91, 890151), (123, 658567), (273, 296717), (287, 282243), (533, 151977), (861, 94081), (1599, 50659), (3731, 21711), (7237, 11193)]