643772753727

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{3089}}^1\times {\mathrm{12721}}^1$

素因数の和:15983

約数の個数: 32

約数和(自身を含む): 885597757440

約数和(自身を除く): 241825003713

約数列:

[1, 3, 43, 127, 129, 381, 3089, 5461, 9267, 12721, 16383, 38163, 132827, 392303, 398481, 547003, 1176909, 1615567, 1641009, 4846701, 16869029, 39295169, 50607087, 69469381, 117885507, 208408143, 1689692267, 4990486463, 5069076801, 14971459389, 214590917909, 643772753727]

約数ペア:

[(1, 643772753727), (3, 214590917909), (43, 14971459389), (127, 5069076801), (129, 4990486463), (381, 1689692267), (3089, 208408143), (5461, 117885507), (9267, 69469381), (12721, 50607087), (16383, 39295169), (38163, 16869029), (132827, 4846701), (392303, 1641009), (398481, 1615567), (547003, 1176909)]