129173849

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 155536128

約数和(自身を除く): 26362279

約数列:

[1, 7, 43, 49, 101, 301, 607, 707, 2107, 4249, 4343, 4949, 26101, 29743, 30401, 61307, 182707, 212807, 429149, 1278949, 2636201, 3004043, 18453407, 129173849]

約数ペア:

[(1, 129173849), (7, 18453407), (43, 3004043), (49, 2636201), (101, 1278949), (301, 429149), (607, 212807), (707, 182707), (2107, 61307), (4249, 30401), (4343, 29743), (4949, 26101)]