81358282

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{15761}}^1$

素因数の和:15881

約数の個数: 16

約数和(自身を含む): 127672200

約数和(自身を除く): 46313918

約数列:

[1, 2, 29, 58, 89, 178, 2581, 5162, 15761, 31522, 457069, 914138, 1402729, 2805458, 40679141, 81358282]

約数ペア:

[(1, 81358282), (2, 40679141), (29, 2805458), (58, 1402729), (89, 914138), (178, 457069), (2581, 31522), (5162, 15761)]