123649771

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{4021}}^1$

素因数の和:4242

約数の個数: 16

約数和(自身を含む): 148267008

約数和(自身を除く): 24617237

約数列:

[1, 7, 23, 161, 191, 1337, 4021, 4393, 28147, 30751, 92483, 647381, 768011, 5376077, 17664253, 123649771]

約数ペア:

[(1, 123649771), (7, 17664253), (23, 5376077), (161, 768011), (191, 647381), (1337, 92483), (4021, 30751), (4393, 28147)]