47405979

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 40

約数和(自身を含む): 75794400

約数和(自身を除く): 28388421

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 173, 199, 459, 519, 597, 1377, 1557, 1791, 2941, 3383, 4671, 5373, 8823, 10149, 14013, 16119, 26469, 30447, 34427, 79407, 91341, 103281, 238221, 274023, 309843, 585259, 929529, 1755777, 2788587, 5267331, 15801993, 47405979]

約数ペア:

[(1, 47405979), (3, 15801993), (9, 5267331), (17, 2788587), (27, 1755777), (51, 929529), (81, 585259), (153, 309843), (173, 274023), (199, 238221), (459, 103281), (519, 91341), (597, 79407), (1377, 34427), (1557, 30447), (1791, 26469), (2941, 16119), (3383, 14013), (4671, 10149), (5373, 8823)]