780531843

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 1313607680

約数和(自身を除く): 533075837

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 139, 201, 273, 307, 417, 469, 871, 921, 973, 1407, 1807, 2149, 2613, 2919, 3991, 5421, 6097, 6447, 9313, 11973, 12649, 18291, 20569, 27937, 27939, 37947, 42673, 61707, 65191, 83811, 121069, 128019, 143983, 195573, 267397, 298711, 363207, 431949, 554749, 802191, 847483, 896133, 1664247, 1871779, 2542449, 2859091, 3883243, 5615337, 8577273, 11649729, 20013637, 37168183, 60040911, 111504549, 260177281, 780531843]

約数ペア:

[(1, 780531843), (3, 260177281), (7, 111504549), (13, 60040911), (21, 37168183), (39, 20013637), (67, 11649729), (91, 8577273), (139, 5615337), (201, 3883243), (273, 2859091), (307, 2542449), (417, 1871779), (469, 1664247), (871, 896133), (921, 847483), (973, 802191), (1407, 554749), (1807, 431949), (2149, 363207), (2613, 298711), (2919, 267397), (3991, 195573), (5421, 143983), (6097, 128019), (6447, 121069), (9313, 83811), (11973, 65191), (12649, 61707), (18291, 42673), (20569, 37947), (27937, 27939)]