209380697729

素因数分解:

$7^1\times {\mathrm{449}}^1\times {\mathrm{6389}}^1\times {\mathrm{10427}}^1$

素因数の和:17272

約数の個数: 16

約数和(自身を含む): 239885712000

約数和(自身を除く): 30505014271

約数列:

[1, 7, 449, 3143, 6389, 10427, 44723, 72989, 2868661, 4681723, 20080627, 32772061, 66618103, 466326721, 29911528247, 209380697729]

約数ペア:

[(1, 209380697729), (7, 29911528247), (449, 466326721), (3143, 66618103), (6389, 32772061), (10427, 20080627), (44723, 4681723), (72989, 2868661)]