1247209561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1\times {\mathrm{739}}^1$

素因数の和:1608

約数の個数: 16

約数和(自身を含む): 1353844800

約数和(自身を除く): 106635239

約数列:

[1, 13, 197, 659, 739, 2561, 8567, 9607, 129823, 145583, 487001, 1687699, 1892579, 6331013, 95939197, 1247209561]

約数ペア:

[(1, 1247209561), (13, 95939197), (197, 6331013), (659, 1892579), (739, 1687699), (2561, 487001), (8567, 145583), (9607, 129823)]