28953659

素因数分解:

$7^4\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 20

約数和(自身を含む): 34956480

約数和(自身を除く): 6002821

約数列:

[1, 7, 31, 49, 217, 343, 389, 1519, 2401, 2723, 10633, 12059, 19061, 74431, 84413, 133427, 590891, 933989, 4136237, 28953659]

約数ペア:

[(1, 28953659), (7, 4136237), (31, 933989), (49, 590891), (217, 133427), (343, 84413), (389, 74431), (1519, 19061), (2401, 12059), (2723, 10633)]