208721982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4969571}}^1$

素因数の和:4969583

約数の個数: 16

約数和(自身を含む): 477078912

約数和(自身を除く): 268356930

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4969571, 9939142, 14908713, 29817426, 34786997, 69573994, 104360991, 208721982]

約数ペア:

[(1, 208721982), (2, 104360991), (3, 69573994), (6, 34786997), (7, 29817426), (14, 14908713), (21, 9939142), (42, 4969571)]