81703611

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20129}}^1$

素因数の和:20187

約数の個数: 24

約数和(自身を含む): 131891760

約数和(自身を除く): 50188149

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 20129, 60387, 181161, 221419, 664257, 825289, 1992771, 2475867, 7427601, 9078179, 27234537, 81703611]

約数ペア:

[(1, 81703611), (3, 27234537), (9, 9078179), (11, 7427601), (33, 2475867), (41, 1992771), (99, 825289), (123, 664257), (369, 221419), (451, 181161), (1353, 60387), (4059, 20129)]