492345

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{521}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 1002240

約数和(自身を除く): 509895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 521, 945, 1563, 2605, 3647, 4689, 7815, 10941, 14067, 18235, 23445, 32823, 54705, 70335, 98469, 164115, 492345]

約数ペア:

[(1, 492345), (3, 164115), (5, 98469), (7, 70335), (9, 54705), (15, 32823), (21, 23445), (27, 18235), (35, 14067), (45, 10941), (63, 7815), (105, 4689), (135, 3647), (189, 2605), (315, 1563), (521, 945)]