1340739

素因数分解:

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

素因数の和:176

約数の個数: 32

約数和(自身を含む): 2211840

約数和(自身を除く): 871101

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 127, 153, 207, 381, 391, 459, 621, 1143, 1173, 2159, 2921, 3429, 3519, 6477, 8763, 10557, 19431, 26289, 49657, 58293, 78867, 148971, 446913, 1340739]

約数ペア:

[(1, 1340739), (3, 446913), (9, 148971), (17, 78867), (23, 58293), (27, 49657), (51, 26289), (69, 19431), (127, 10557), (153, 8763), (207, 6477), (381, 3519), (391, 3429), (459, 2921), (621, 2159), (1143, 1173)]