64819013

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{69623}}^1$

素因数の和:69656

約数の個数: 12

約数和(自身を含む): 79371360

約数和(自身を除く): 14552347

約数列:

[1, 7, 19, 49, 133, 931, 69623, 487361, 1322837, 3411527, 9259859, 64819013]

約数ペア:

[(1, 64819013), (7, 9259859), (19, 3411527), (49, 1322837), (133, 487361), (931, 69623)]