31432527

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 54582528

約数和(自身を除く): 23150001

約数列:

[1, 3, 7, 9, 21, 41, 43, 63, 123, 129, 283, 287, 301, 369, 387, 849, 861, 903, 1763, 1981, 2547, 2583, 2709, 5289, 5943, 11603, 12169, 12341, 15867, 17829, 34809, 36507, 37023, 81221, 85183, 104427, 109521, 111069, 243663, 255549, 498929, 730989, 766647, 1496787, 3492503, 4490361, 10477509, 31432527]

約数ペア:

[(1, 31432527), (3, 10477509), (7, 4490361), (9, 3492503), (21, 1496787), (41, 766647), (43, 730989), (63, 498929), (123, 255549), (129, 243663), (283, 111069), (287, 109521), (301, 104427), (369, 85183), (387, 81221), (849, 37023), (861, 36507), (903, 34809), (1763, 17829), (1981, 15867), (2547, 12341), (2583, 12169), (2709, 11603), (5289, 5943)]