485747199

素因数分解:

$3^4\times 7^1\times {\mathrm{856697}}^1$

素因数の和:856716

約数の個数: 20

約数和(自身を含む): 829283664

約数和(自身を除く): 343536465

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 856697, 2570091, 5996879, 7710273, 17990637, 23130819, 53971911, 69392457, 161915733, 485747199]

約数ペア:

[(1, 485747199), (3, 161915733), (7, 69392457), (9, 53971911), (21, 23130819), (27, 17990637), (63, 7710273), (81, 5996879), (189, 2570091), (567, 856697)]