25724835

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 46545408

約数和(自身を除く): 20820573

約数列:

[1, 3, 5, 9, 15, 41, 45, 73, 123, 191, 205, 219, 365, 369, 573, 615, 657, 955, 1095, 1719, 1845, 2865, 2993, 3285, 7831, 8595, 8979, 13943, 14965, 23493, 26937, 39155, 41829, 44895, 69715, 70479, 117465, 125487, 134685, 209145, 352395, 571663, 627435, 1714989, 2858315, 5144967, 8574945, 25724835]

約数ペア:

[(1, 25724835), (3, 8574945), (5, 5144967), (9, 2858315), (15, 1714989), (41, 627435), (45, 571663), (73, 352395), (123, 209145), (191, 134685), (205, 125487), (219, 117465), (365, 70479), (369, 69715), (573, 44895), (615, 41829), (657, 39155), (955, 26937), (1095, 23493), (1719, 14965), (1845, 13943), (2865, 8979), (2993, 8595), (3285, 7831)]