1913940861

素因数分解:

$3^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{87719}}^1$

素因数の和:88768

約数の個数: 16

約数和(自身を含む): 2919321600

約数和(自身を除く): 1005380739

約数列:

[1, 3, 7, 21, 1039, 3117, 7273, 21819, 87719, 263157, 614033, 1842099, 91140041, 273420123, 637980287, 1913940861]

約数ペア:

[(1, 1913940861), (3, 637980287), (7, 273420123), (21, 91140041), (1039, 1842099), (3117, 614033), (7273, 263157), (21819, 87719)]