822393

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:107

約数の個数: 40

約数和(自身を含む): 1463616

約数和(自身を除く): 641223

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 71, 81, 99, 117, 143, 213, 297, 351, 429, 639, 781, 891, 923, 1053, 1287, 1917, 2343, 2769, 3861, 5751, 7029, 8307, 10153, 11583, 21087, 24921, 30459, 63261, 74763, 91377, 274131, 822393]

約数ペア:

[(1, 822393), (3, 274131), (9, 91377), (11, 74763), (13, 63261), (27, 30459), (33, 24921), (39, 21087), (71, 11583), (81, 10153), (99, 8307), (117, 7029), (143, 5751), (213, 3861), (297, 2769), (351, 2343), (429, 1917), (639, 1287), (781, 1053), (891, 923)]