26989515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1823}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 54632448

約数和(自身を除く): 27642933

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1645, 1823, 2115, 2961, 4935, 5469, 9115, 12761, 14805, 16407, 27345, 38283, 63805, 82035, 85681, 114849, 191415, 257043, 428405, 574245, 599767, 771129, 1285215, 1799301, 2998835, 3855645, 5397903, 8996505, 26989515]

約数ペア:

[(1, 26989515), (3, 8996505), (5, 5397903), (7, 3855645), (9, 2998835), (15, 1799301), (21, 1285215), (35, 771129), (45, 599767), (47, 574245), (63, 428405), (105, 257043), (141, 191415), (235, 114849), (315, 85681), (329, 82035), (423, 63805), (705, 38283), (987, 27345), (1645, 16407), (1823, 14805), (2115, 12761), (2961, 9115), (4935, 5469)]