977777423

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{115727}}^1$

素因数の和:115822

約数の個数: 16

約数和(自身を含む): 1199867904

約数和(自身を除く): 222090481

約数列:

[1, 7, 17, 71, 119, 497, 1207, 8449, 115727, 810089, 1967359, 8216617, 13771513, 57516319, 139682489, 977777423]

約数ペア:

[(1, 977777423), (7, 139682489), (17, 57516319), (71, 13771513), (119, 8216617), (497, 1967359), (1207, 810089), (8449, 115727)]