630765

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 1111968

約数和(自身を除く): 481203

約数列:

[1, 3, 5, 9, 15, 45, 107, 131, 321, 393, 535, 655, 963, 1179, 1605, 1965, 4815, 5895, 14017, 42051, 70085, 126153, 210255, 630765]

約数ペア:

[(1, 630765), (3, 210255), (5, 126153), (9, 70085), (15, 42051), (45, 14017), (107, 5895), (131, 4815), (321, 1965), (393, 1605), (535, 1179), (655, 963)]