197408057

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{111467}}^1$

素因数の和:111508

約数の個数: 16

約数和(自身を含む): 256822272

約数和(自身を除く): 59414215

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 111467, 780269, 1226137, 2563741, 8582959, 17946187, 28201151, 197408057]

約数ペア:

[(1, 197408057), (7, 28201151), (11, 17946187), (23, 8582959), (77, 2563741), (161, 1226137), (253, 780269), (1771, 111467)]