278329030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3976129}}^1$

素因数の和:3976143

約数の個数: 16

約数和(自身を含む): 572562720

約数和(自身を除く): 294233690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3976129, 7952258, 19880645, 27832903, 39761290, 55665806, 139164515, 278329030]

約数ペア:

[(1, 278329030), (2, 139164515), (5, 55665806), (7, 39761290), (10, 27832903), (14, 19880645), (35, 7952258), (70, 3976129)]