63980819

素因数分解:

$7^3\times {\mathrm{103}}^1\times {\mathrm{1811}}^1$

素因数の和:1935

約数の個数: 16

約数和(自身を含む): 75379200

約数和(自身を除く): 11398381

約数列:

[1, 7, 49, 103, 343, 721, 1811, 5047, 12677, 35329, 88739, 186533, 621173, 1305731, 9140117, 63980819]

約数ペア:

[(1, 63980819), (7, 9140117), (49, 1305731), (103, 621173), (343, 186533), (721, 88739), (1811, 35329), (5047, 12677)]