1970487

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 32

約数和(自身を含む): 3188160

約数和(自身を除く): 1217673

約数列:

[1, 3, 9, 17, 27, 51, 53, 81, 153, 159, 243, 459, 477, 729, 901, 1377, 1431, 2187, 2703, 4131, 4293, 8109, 12393, 12879, 24327, 37179, 38637, 72981, 115911, 218943, 656829, 1970487]

約数ペア:

[(1, 1970487), (3, 656829), (9, 218943), (17, 115911), (27, 72981), (51, 38637), (53, 37179), (81, 24327), (153, 12879), (159, 12393), (243, 8109), (459, 4293), (477, 4131), (729, 2703), (901, 2187), (1377, 1431)]