1393821

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:71

約数の個数: 48

約数和(自身を含む): 2560320

約数和(自身を除く): 1166499

約数列:

[1, 3, 9, 11, 13, 19, 27, 33, 39, 57, 99, 117, 143, 171, 209, 247, 297, 351, 361, 429, 513, 627, 741, 1083, 1287, 1881, 2223, 2717, 3249, 3861, 3971, 4693, 5643, 6669, 8151, 9747, 11913, 14079, 24453, 35739, 42237, 51623, 73359, 107217, 126711, 154869, 464607, 1393821]

約数ペア:

[(1, 1393821), (3, 464607), (9, 154869), (11, 126711), (13, 107217), (19, 73359), (27, 51623), (33, 42237), (39, 35739), (57, 24453), (99, 14079), (117, 11913), (143, 9747), (171, 8151), (209, 6669), (247, 5643), (297, 4693), (351, 3971), (361, 3861), (429, 3249), (513, 2717), (627, 2223), (741, 1881), (1083, 1287)]