245457378

素因数分解:

$2^1\times 3^4\times {\mathrm{1515169}}^1$

素因数の和:1515183

約数の個数: 20

約数和(自身を含む): 550006710

約数和(自身を除く): 304549332

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1515169, 3030338, 4545507, 9091014, 13636521, 27273042, 40909563, 81819126, 122728689, 245457378]

約数ペア:

[(1, 245457378), (2, 122728689), (3, 81819126), (6, 40909563), (9, 27273042), (18, 13636521), (27, 9091014), (54, 4545507), (81, 3030338), (162, 1515169)]