201333699

素因数分解:

$3^2\times 7^2\times {\mathrm{456539}}^1$

素因数の和:456559

約数の個数: 18

約数和(自身を含む): 338296140

約数和(自身を除く): 136962441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456539, 1369617, 3195773, 4108851, 9587319, 22370411, 28761957, 67111233, 201333699]

約数ペア:

[(1, 201333699), (3, 67111233), (7, 28761957), (9, 22370411), (21, 9587319), (49, 4108851), (63, 3195773), (147, 1369617), (441, 456539)]