1520181

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 2499840

約数和(自身を除く): 979659

約数列:

[1, 3, 9, 13, 27, 39, 61, 71, 117, 183, 213, 351, 549, 639, 793, 923, 1647, 1917, 2379, 2769, 4331, 7137, 8307, 12993, 21411, 24921, 38979, 56303, 116937, 168909, 506727, 1520181]

約数ペア:

[(1, 1520181), (3, 506727), (9, 168909), (13, 116937), (27, 56303), (39, 38979), (61, 24921), (71, 21411), (117, 12993), (183, 8307), (213, 7137), (351, 4331), (549, 2769), (639, 2379), (793, 1917), (923, 1647)]