71121905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3613}}^1$

素因数の和:3776

約数の個数: 16

約数和(自身を含む): 88817664

約数和(自身を除く): 17695759

約数列:

[1, 5, 31, 127, 155, 635, 3613, 3937, 18065, 19685, 112003, 458851, 560015, 2294255, 14224381, 71121905]

約数ペア:

[(1, 71121905), (5, 14224381), (31, 2294255), (127, 560015), (155, 458851), (635, 112003), (3613, 19685), (3937, 18065)]