131279078

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{407699}}^1$

素因数の和:407731

約数の個数: 16

約数和(自身を含む): 234835200

約数和(自身を除く): 103556122

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 407699, 815398, 2853893, 5707786, 9377077, 18754154, 65639539, 131279078]

約数ペア:

[(1, 131279078), (2, 65639539), (7, 18754154), (14, 9377077), (23, 5707786), (46, 2853893), (161, 815398), (322, 407699)]