989806212

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{197803}}^1$

素因数の和:197952

約数の個数: 36

約数和(自身を含む): 2520022960

約数和(自身を除く): 1530216748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 197803, 395606, 593409, 791212, 1186818, 1780227, 2373636, 3560454, 7120908, 27494617, 54989234, 82483851, 109978468, 164967702, 247451553, 329935404, 494903106, 989806212]

約数ペア:

[(1, 989806212), (2, 494903106), (3, 329935404), (4, 247451553), (6, 164967702), (9, 109978468), (12, 82483851), (18, 54989234), (36, 27494617), (139, 7120908), (278, 3560454), (417, 2373636), (556, 1780227), (834, 1186818), (1251, 791212), (1668, 593409), (2502, 395606), (5004, 197803)]