2721099.00000000

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1021}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 98896896

約数和(自身を除く): 33474279

約数列:

[1, 3, 13, 31, 39, 53, 93, 159, 403, 689, 1021, 1209, 1643, 2067, 3063, 4929, 13273, 21359, 31651, 39819, 54113, 64077, 94953, 162339, 411463, 703469, 1234389, 1677503, 2110407, 5032509, 21807539, 65422617]

約数ペア:

[(1, 65422617), (3, 21807539), (13, 5032509), (31, 2110407), (39, 1677503), (53, 1234389), (93, 703469), (159, 411463), (403, 162339), (689, 94953), (1021, 64077), (1209, 54113), (1643, 39819), (2067, 31651), (3063, 21359), (4929, 13273)]