208985196

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{355417}}^1$

素因数の和:355438

約数の個数: 36

約数和(自身を含む): 567247128

約数和(自身を除く): 358261932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 355417, 710834, 1066251, 1421668, 2132502, 2487919, 4265004, 4975838, 7463757, 9951676, 14927514, 17415433, 29855028, 34830866, 52246299, 69661732, 104492598, 208985196]

約数ペア:

[(1, 208985196), (2, 104492598), (3, 69661732), (4, 52246299), (6, 34830866), (7, 29855028), (12, 17415433), (14, 14927514), (21, 9951676), (28, 7463757), (42, 4975838), (49, 4265004), (84, 2487919), (98, 2132502), (147, 1421668), (196, 1066251), (294, 710834), (588, 355417)]