66843387

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 60

約数和(自身を含む): 114257880

約数和(自身を除く): 47414493

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 169, 171, 247, 257, 351, 507, 513, 741, 771, 1053, 1521, 1539, 2223, 2313, 3211, 3341, 4563, 4883, 6669, 6939, 9633, 10023, 13689, 14649, 20007, 20817, 28899, 30069, 43433, 43947, 63479, 86697, 90207, 130299, 131841, 190437, 260091, 270621, 390897, 395523, 571311, 825227, 1172691, 1713933, 2475681, 3518073, 5141799, 7427043, 22281129, 66843387]

約数ペア:

[(1, 66843387), (3, 22281129), (9, 7427043), (13, 5141799), (19, 3518073), (27, 2475681), (39, 1713933), (57, 1172691), (81, 825227), (117, 571311), (169, 395523), (171, 390897), (247, 270621), (257, 260091), (351, 190437), (507, 131841), (513, 130299), (741, 90207), (771, 86697), (1053, 63479), (1521, 43947), (1539, 43433), (2223, 30069), (2313, 28899), (3211, 20817), (3341, 20007), (4563, 14649), (4883, 13689), (6669, 10023), (6939, 9633)]