405904869

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{8369}}^1$

素因数の和:8709

約数の個数: 24

約数和(自身を含む): 622828440

約数和(自身を除く): 216923571

約数列:

[1, 3, 9, 17, 51, 153, 317, 951, 2853, 5389, 8369, 16167, 25107, 48501, 75321, 142273, 426819, 1280457, 2652973, 7958919, 23876757, 45100541, 135301623, 405904869]

約数ペア:

[(1, 405904869), (3, 135301623), (9, 45100541), (17, 23876757), (51, 7958919), (153, 2652973), (317, 1280457), (951, 426819), (2853, 142273), (5389, 75321), (8369, 48501), (16167, 25107)]