65229290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{133121}}^1$

素因数の和:133142

約数の個数: 24

約数和(自身を含む): 136583172

約数和(自身を除く): 71353882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 133121, 266242, 665605, 931847, 1331210, 1863694, 4659235, 6522929, 9318470, 13045858, 32614645, 65229290]

約数ペア:

[(1, 65229290), (2, 32614645), (5, 13045858), (7, 9318470), (10, 6522929), (14, 4659235), (35, 1863694), (49, 1331210), (70, 931847), (98, 665605), (245, 266242), (490, 133121)]