72170553

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1583}}^1$

素因数の和:1773

約数の個数: 32

約数和(自身を含む): 119218176

約数和(自身を除く): 47047623

約数列:

[1, 3, 7, 13, 21, 39, 91, 167, 273, 501, 1169, 1583, 2171, 3507, 4749, 6513, 11081, 15197, 20579, 33243, 45591, 61737, 144053, 264361, 432159, 793083, 1850527, 3436693, 5551581, 10310079, 24056851, 72170553]

約数ペア:

[(1, 72170553), (3, 24056851), (7, 10310079), (13, 5551581), (21, 3436693), (39, 1850527), (91, 793083), (167, 432159), (273, 264361), (501, 144053), (1169, 61737), (1583, 45591), (2171, 33243), (3507, 20579), (4749, 15197), (6513, 11081)]