13538161

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 17322984

約数和(自身を除く): 3784823

約数列:

[1, 7, 13, 49, 53, 91, 371, 401, 637, 689, 2597, 2807, 4823, 5213, 19649, 21253, 33761, 36491, 148771, 255437, 276289, 1041397, 1934023, 13538161]

約数ペア:

[(1, 13538161), (7, 1934023), (13, 1041397), (49, 276289), (53, 255437), (91, 148771), (371, 36491), (401, 33761), (637, 21253), (689, 19649), (2597, 5213), (2807, 4823)]