156769130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{319937}}^1$

素因数の和:319958

約数の個数: 24

約数和(自身を含む): 328256388

約数和(自身を除く): 171487258

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 319937, 639874, 1599685, 2239559, 3199370, 4479118, 11197795, 15676913, 22395590, 31353826, 78384565, 156769130]

約数ペア:

[(1, 156769130), (2, 78384565), (5, 31353826), (7, 22395590), (10, 15676913), (14, 11197795), (35, 4479118), (49, 3199370), (70, 2239559), (98, 1599685), (245, 639874), (490, 319937)]