81634315

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{75239}}^1$

素因数の和:75282

約数の個数: 16

約数和(自身を含む): 115568640

約数和(自身を除く): 33934325

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 75239, 376195, 526673, 2332409, 2633365, 11662045, 16326863, 81634315]

約数ペア:

[(1, 81634315), (5, 16326863), (7, 11662045), (31, 2633365), (35, 2332409), (155, 526673), (217, 376195), (1085, 75239)]