855729

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 36

約数和(自身を含む): 1532544

約数和(自身を除く): 676815

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 289, 329, 357, 423, 799, 867, 987, 1071, 2023, 2397, 2601, 2961, 5593, 6069, 7191, 13583, 16779, 18207, 40749, 50337, 95081, 122247, 285243, 855729]

約数ペア:

[(1, 855729), (3, 285243), (7, 122247), (9, 95081), (17, 50337), (21, 40749), (47, 18207), (51, 16779), (63, 13583), (119, 7191), (141, 6069), (153, 5593), (289, 2961), (329, 2601), (357, 2397), (423, 2023), (799, 1071), (867, 987)]