81293043

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{587}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 120911616

約数和(自身を除く): 39618573

約数列:

[1, 3, 13, 39, 53, 67, 159, 201, 587, 689, 871, 1761, 2067, 2613, 3551, 7631, 10653, 22893, 31111, 39329, 46163, 93333, 117987, 138489, 404443, 511277, 1213329, 1533831, 2084437, 6253311, 27097681, 81293043]

約数ペア:

[(1, 81293043), (3, 27097681), (13, 6253311), (39, 2084437), (53, 1533831), (67, 1213329), (159, 511277), (201, 404443), (587, 138489), (689, 117987), (871, 93333), (1761, 46163), (2067, 39329), (2613, 31111), (3551, 22893), (7631, 10653)]