4247841

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 6652800

約数和(自身を除く): 2404959

約数列:

[1, 3, 13, 17, 39, 43, 51, 129, 149, 221, 447, 559, 663, 731, 1677, 1937, 2193, 2533, 5811, 6407, 7599, 9503, 19221, 28509, 32929, 83291, 98787, 108919, 249873, 326757, 1415947, 4247841]

約数ペア:

[(1, 4247841), (3, 1415947), (13, 326757), (17, 249873), (39, 108919), (43, 98787), (51, 83291), (129, 32929), (149, 28509), (221, 19221), (447, 9503), (559, 7599), (663, 6407), (731, 5811), (1677, 2533), (1937, 2193)]