207918137

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1\times {\mathrm{1697}}^1$

素因数の和:2488

約数の個数: 16

約数和(自身を含む): 248424192

約数和(自身を除く): 40506055

約数列:

[1, 7, 23, 161, 761, 1697, 5327, 11879, 17503, 39031, 122521, 273217, 1291417, 9039919, 29702591, 207918137]

約数ペア:

[(1, 207918137), (7, 29702591), (23, 9039919), (161, 1291417), (761, 273217), (1697, 122521), (5327, 39031), (11879, 17503)]