13972465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2087}}^1$

素因数の和:2208

約数の個数: 16

約数和(自身を含む): 18240768

約数和(自身を除く): 4268303

約数列:

[1, 5, 13, 65, 103, 515, 1339, 2087, 6695, 10435, 27131, 135655, 214961, 1074805, 2794493, 13972465]

約数ペア:

[(1, 13972465), (5, 2794493), (13, 1074805), (65, 214961), (103, 135655), (515, 27131), (1339, 10435), (2087, 6695)]