51781639

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{12107}}^1$

素因数の和:12174

約数の個数: 16

約数和(自身を含む): 65092608

約数和(自身を除く): 13310969

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 12107, 84749, 157391, 569029, 1101737, 3983203, 7397377, 51781639]

約数ペア:

[(1, 51781639), (7, 7397377), (13, 3983203), (47, 1101737), (91, 569029), (329, 157391), (611, 84749), (4277, 12107)]