42908929

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2503}}^1$

素因数の和:2620

約数の個数: 16

約数和(自身を含む): 51281920

約数和(自身を除く): 8372991

約数列:

[1, 7, 31, 79, 217, 553, 2449, 2503, 17143, 17521, 77593, 197737, 543151, 1384159, 6129847, 42908929]

約数ペア:

[(1, 42908929), (7, 6129847), (31, 1384159), (79, 543151), (217, 197737), (553, 77593), (2449, 17521), (2503, 17143)]