2195865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6971}}^1$

素因数の和:6989

約数の個数: 24

約数和(自身を含む): 4350528

約数和(自身を除く): 2154663

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6971, 20913, 34855, 48797, 62739, 104565, 146391, 243985, 313695, 439173, 731955, 2195865]

約数ペア:

[(1, 2195865), (3, 731955), (5, 439173), (7, 313695), (9, 243985), (15, 146391), (21, 104565), (35, 62739), (45, 48797), (63, 34855), (105, 20913), (315, 6971)]