209969782904

素因数分解:

$2^3\times 7^1\times {\mathrm{3749460409}}^1$

素因数の和:3749460422

約数の個数: 16

約数和(自身を含む): 449935249200

約数和(自身を除く): 239965466296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3749460409, 7498920818, 14997841636, 26246222863, 29995683272, 52492445726, 104984891452, 209969782904]

約数ペア:

[(1, 209969782904), (2, 104984891452), (4, 52492445726), (7, 29995683272), (8, 26246222863), (14, 14997841636), (28, 7498920818), (56, 3749460409)]