81297811

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 97962480

約数和(自身を除く): 16664669

約数列:

[1, 7, 49, 59, 61, 413, 427, 461, 2891, 2989, 3227, 3599, 22589, 25193, 27199, 28121, 176351, 190393, 196847, 1332751, 1377929, 1659139, 11613973, 81297811]

約数ペア:

[(1, 81297811), (7, 11613973), (49, 1659139), (59, 1377929), (61, 1332751), (413, 196847), (427, 190393), (461, 176351), (2891, 28121), (2989, 27199), (3227, 25193), (3599, 22589)]