81145036

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{14563}}^1$

素因数の和:14773

約数の個数: 24

約数和(自身を含む): 163116800

約数和(自身を除く): 81971764

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 14563, 29126, 58252, 101941, 203882, 407764, 2898037, 5796074, 11592148, 20286259, 40572518, 81145036]

約数ペア:

[(1, 81145036), (2, 40572518), (4, 20286259), (7, 11592148), (14, 5796074), (28, 2898037), (199, 407764), (398, 203882), (796, 101941), (1393, 58252), (2786, 29126), (5572, 14563)]