79997427

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 129392640

約数和(自身を除く): 49395213

約数列:

[1, 3, 9, 17, 23, 51, 69, 127, 153, 179, 207, 381, 391, 537, 1143, 1173, 1611, 2159, 2921, 3043, 3519, 4117, 6477, 8763, 9129, 12351, 19431, 22733, 26289, 27387, 37053, 49657, 68199, 69989, 148971, 204597, 209967, 386461, 446913, 522859, 629901, 1159383, 1568577, 3478149, 4705731, 8888603, 26665809, 79997427]

約数ペア:

[(1, 79997427), (3, 26665809), (9, 8888603), (17, 4705731), (23, 3478149), (51, 1568577), (69, 1159383), (127, 629901), (153, 522859), (179, 446913), (207, 386461), (381, 209967), (391, 204597), (537, 148971), (1143, 69989), (1173, 68199), (1611, 49657), (2159, 37053), (2921, 27387), (3043, 26289), (3519, 22733), (4117, 19431), (6477, 12351), (8763, 9129)]