128933210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{263129}}^1$

素因数の和:263150

約数の個数: 24

約数和(自身を含む): 269971380

約数和(自身を除く): 141038170

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 263129, 526258, 1315645, 1841903, 2631290, 3683806, 9209515, 12893321, 18419030, 25786642, 64466605, 128933210]

約数ペア:

[(1, 128933210), (2, 64466605), (5, 25786642), (7, 18419030), (10, 12893321), (14, 9209515), (35, 3683806), (49, 2631290), (70, 1841903), (98, 1315645), (245, 526258), (490, 263129)]