890449119

素因数分解:

$3^4\times 7^2\times {\mathrm{224351}}^1$

素因数の和:224377

約数の個数: 30

約数和(自身を含む): 1547355744

約数和(自身を除く): 656906625

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 224351, 673053, 1570457, 2019159, 4711371, 6057477, 10993199, 14134113, 18172431, 32979597, 42402339, 98938791, 127207017, 296816373, 890449119]

約数ペア:

[(1, 890449119), (3, 296816373), (7, 127207017), (9, 98938791), (21, 42402339), (27, 32979597), (49, 18172431), (63, 14134113), (81, 10993199), (147, 6057477), (189, 4711371), (441, 2019159), (567, 1570457), (1323, 673053), (3969, 224351)]