208341365

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 278208000

約数和(自身を除く): 69866635

約数列:

[1, 5, 19, 29, 47, 95, 145, 235, 551, 893, 1363, 1609, 2755, 4465, 6815, 8045, 25897, 30571, 46661, 75623, 129485, 152855, 233305, 378115, 886559, 1436837, 2193067, 4432795, 7184185, 10965335, 41668273, 208341365]

約数ペア:

[(1, 208341365), (5, 41668273), (19, 10965335), (29, 7184185), (47, 4432795), (95, 2193067), (145, 1436837), (235, 886559), (551, 378115), (893, 233305), (1363, 152855), (1609, 129485), (2755, 75623), (4465, 46661), (6815, 30571), (8045, 25897)]