13728309

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 22370304

約数和(自身を除く): 8641995

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 661, 903, 989, 1983, 2967, 4627, 6923, 13881, 15203, 20769, 28423, 45609, 85269, 106421, 198961, 319263, 596883, 653729, 1961187, 4576103, 13728309]

約数ペア:

[(1, 13728309), (3, 4576103), (7, 1961187), (21, 653729), (23, 596883), (43, 319263), (69, 198961), (129, 106421), (161, 85269), (301, 45609), (483, 28423), (661, 20769), (903, 15203), (989, 13881), (1983, 6923), (2967, 4627)]