2223865

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 3221640

約数和(自身を除く): 997775

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 313, 1015, 1421, 1565, 2191, 7105, 9077, 10955, 15337, 45385, 63539, 76685, 317695, 444773, 2223865]

約数ペア:

[(1, 2223865), (5, 444773), (7, 317695), (29, 76685), (35, 63539), (49, 45385), (145, 15337), (203, 10955), (245, 9077), (313, 7105), (1015, 2191), (1421, 1565)]