247832013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2903}}^1$

素因数の和:3129

約数の個数: 32

約数和(自身を含む): 390297600

約数和(自身を除く): 142465587

約数列:

[1, 3, 11, 13, 33, 39, 143, 199, 429, 597, 2189, 2587, 2903, 6567, 7761, 8709, 28457, 31933, 37739, 85371, 95799, 113217, 415129, 577697, 1245387, 1733091, 6354667, 7510061, 19064001, 22530183, 82610671, 247832013]

約数ペア:

[(1, 247832013), (3, 82610671), (11, 22530183), (13, 19064001), (33, 7510061), (39, 6354667), (143, 1733091), (199, 1245387), (429, 577697), (597, 415129), (2189, 113217), (2587, 95799), (2903, 85371), (6567, 37739), (7761, 31933), (8709, 28457)]