4020345

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{12763}}^1$

素因数の和:12781

約数の個数: 24

約数和(自身を含む): 7964736

約数和(自身を除く): 3944391

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 12763, 38289, 63815, 89341, 114867, 191445, 268023, 446705, 574335, 804069, 1340115, 4020345]

約数ペア:

[(1, 4020345), (3, 1340115), (5, 804069), (7, 574335), (9, 446705), (15, 268023), (21, 191445), (35, 114867), (45, 89341), (63, 63815), (105, 38289), (315, 12763)]