2048156685

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{297481}}^1$

素因数の和:297515

約数の個数: 40

約数和(自身を含む): 3887494776

約数和(自身を除く): 1839338091

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 297481, 892443, 1487405, 2677329, 4462215, 5057177, 8031987, 13386645, 15171531, 24095961, 25285885, 40159935, 45514593, 75857655, 120479805, 136543779, 227572965, 409631337, 682718895, 2048156685]

約数ペア:

[(1, 2048156685), (3, 682718895), (5, 409631337), (9, 227572965), (15, 136543779), (17, 120479805), (27, 75857655), (45, 45514593), (51, 40159935), (81, 25285885), (85, 24095961), (135, 15171531), (153, 13386645), (255, 8031987), (405, 5057177), (459, 4462215), (765, 2677329), (1377, 1487405), (2295, 892443), (6885, 297481)]