201782217

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6781}}^1$

素因数の和:6913

約数の個数: 32

約数和(自身を含む): 334216960

約数和(自身を除く): 132434743

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1417, 2289, 4251, 6781, 9919, 20343, 29757, 47467, 88153, 142401, 264459, 617071, 739129, 1851213, 2217387, 5173903, 9608677, 15521709, 28826031, 67260739, 201782217]

約数ペア:

[(1, 201782217), (3, 67260739), (7, 28826031), (13, 15521709), (21, 9608677), (39, 5173903), (91, 2217387), (109, 1851213), (273, 739129), (327, 617071), (763, 264459), (1417, 142401), (2289, 88153), (4251, 47467), (6781, 29757), (9919, 20343)]