128350845

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{19403}}^1$

素因数の和:19431

約数の個数: 48

約数和(自身を含む): 265446720

約数和(自身を除く): 137095875

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 19403, 58209, 97015, 135821, 174627, 291045, 407463, 523881, 679105, 873135, 950747, 1222389, 2037315, 2619405, 2852241, 3667167, 4753735, 6111945, 8556723, 14261205, 18335835, 25670169, 42783615, 128350845]

約数ペア:

[(1, 128350845), (3, 42783615), (5, 25670169), (7, 18335835), (9, 14261205), (15, 8556723), (21, 6111945), (27, 4753735), (35, 3667167), (45, 2852241), (49, 2619405), (63, 2037315), (105, 1222389), (135, 950747), (147, 873135), (189, 679105), (245, 523881), (315, 407463), (441, 291045), (735, 174627), (945, 135821), (1323, 97015), (2205, 58209), (6615, 19403)]