81597123

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8387}}^1$

素因数の和:8463

約数の個数: 24

約数和(自身を含む): 125618688

約数和(自身を除く): 44021565

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 8387, 9729, 25161, 75483, 192901, 394189, 578703, 1182567, 1736109, 3547701, 9066347, 27199041, 81597123]

約数ペア:

[(1, 81597123), (3, 27199041), (9, 9066347), (23, 3547701), (47, 1736109), (69, 1182567), (141, 578703), (207, 394189), (423, 192901), (1081, 75483), (3243, 25161), (8387, 9729)]