243911115

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{258107}}^1$

素因数の和:258128

約数の個数: 32

約数和(自身を含む): 495567360

約数和(自身を除く): 251656245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 258107, 774321, 1290535, 1806749, 2322963, 3871605, 5420247, 6968889, 9033745, 11614815, 16260741, 27101235, 34844445, 48782223, 81303705, 243911115]

約数ペア:

[(1, 243911115), (3, 81303705), (5, 48782223), (7, 34844445), (9, 27101235), (15, 16260741), (21, 11614815), (27, 9033745), (35, 6968889), (45, 5420247), (63, 3871605), (105, 2322963), (135, 1806749), (189, 1290535), (315, 774321), (945, 258107)]