249537315

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 419417856

約数和(自身を除く): 169880541

約数列:

[1, 3, 5, 15, 29, 87, 131, 145, 151, 393, 435, 453, 655, 755, 841, 1965, 2265, 2523, 3799, 4205, 4379, 11397, 12615, 13137, 18995, 19781, 21895, 56985, 59343, 65685, 98905, 110171, 126991, 296715, 330513, 380973, 550855, 573649, 634955, 1652565, 1720947, 1904865, 2868245, 8604735, 16635821, 49907463, 83179105, 249537315]

約数ペア:

[(1, 249537315), (3, 83179105), (5, 49907463), (15, 16635821), (29, 8604735), (87, 2868245), (131, 1904865), (145, 1720947), (151, 1652565), (393, 634955), (435, 573649), (453, 550855), (655, 380973), (755, 330513), (841, 296715), (1965, 126991), (2265, 110171), (2523, 98905), (3799, 65685), (4205, 59343), (4379, 56985), (11397, 21895), (12615, 19781), (13137, 18995)]