129355569

素因数分解:

$3^3\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1787}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 219709440

約数和(自身を除く): 90353871

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 383, 1149, 1787, 2681, 3447, 5361, 8043, 10341, 12509, 16083, 24129, 37527, 48249, 72387, 112581, 337743, 684421, 2053263, 4790947, 6159789, 14372841, 18479367, 43118523, 129355569]

約数ペア:

[(1, 129355569), (3, 43118523), (7, 18479367), (9, 14372841), (21, 6159789), (27, 4790947), (63, 2053263), (189, 684421), (383, 337743), (1149, 112581), (1787, 72387), (2681, 48249), (3447, 37527), (5361, 24129), (8043, 16083), (10341, 12509)]