289462017

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 445056000

約数和(自身を除く): 155593983

約数列:

[1, 3, 13, 19, 39, 57, 151, 169, 199, 247, 453, 507, 597, 741, 1963, 2587, 2869, 3211, 3781, 5889, 7761, 8607, 9633, 11343, 25519, 30049, 33631, 37297, 49153, 76557, 90147, 100893, 111891, 147459, 390637, 484861, 570931, 638989, 1171911, 1454583, 1712793, 1916967, 5078281, 7422103, 15234843, 22266309, 96487339, 289462017]

約数ペア:

[(1, 289462017), (3, 96487339), (13, 22266309), (19, 15234843), (39, 7422103), (57, 5078281), (151, 1916967), (169, 1712793), (199, 1454583), (247, 1171911), (453, 638989), (507, 570931), (597, 484861), (741, 390637), (1963, 147459), (2587, 111891), (2869, 100893), (3211, 90147), (3781, 76557), (5889, 49153), (7761, 37297), (8607, 33631), (9633, 30049), (11343, 25519)]