3967137

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 40

約数和(自身を含む): 6516576

約数和(自身を除く): 2549439

約数列:

[1, 3, 9, 17, 27, 43, 51, 67, 81, 129, 153, 201, 387, 459, 603, 731, 1139, 1161, 1377, 1809, 2193, 2881, 3417, 3483, 5427, 6579, 8643, 10251, 19737, 25929, 30753, 48977, 59211, 77787, 92259, 146931, 233361, 440793, 1322379, 3967137]

約数ペア:

[(1, 3967137), (3, 1322379), (9, 440793), (17, 233361), (27, 146931), (43, 92259), (51, 77787), (67, 59211), (81, 48977), (129, 30753), (153, 25929), (201, 19737), (387, 10251), (459, 8643), (603, 6579), (731, 5427), (1139, 3483), (1161, 3417), (1377, 2881), (1809, 2193)]