81629534

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{8821}}^1$

素因数の和:9491

約数の個数: 16

約数和(自身を含む): 140163936

約数和(自身を除く): 58534402

約数列:

[1, 2, 7, 14, 661, 1322, 4627, 8821, 9254, 17642, 61747, 123494, 5830681, 11661362, 40814767, 81629534]

約数ペア:

[(1, 81629534), (2, 40814767), (7, 11661362), (14, 5830681), (661, 123494), (1322, 61747), (4627, 17642), (8821, 9254)]