2509947

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{313}}^1$

素因数の和:342

約数の個数: 28

約数和(自身を含む): 4118424

約数和(自身を除く): 1608477

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 313, 729, 891, 939, 2673, 2817, 3443, 8019, 8451, 10329, 25353, 30987, 76059, 92961, 228177, 278883, 836649, 2509947]

約数ペア:

[(1, 2509947), (3, 836649), (9, 278883), (11, 228177), (27, 92961), (33, 76059), (81, 30987), (99, 25353), (243, 10329), (297, 8451), (313, 8019), (729, 3443), (891, 2817), (939, 2673)]