209375838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1661713}}^1$

素因数の和:1661728

約数の個数: 24

約数和(自身を含む): 518454768

約数和(自身を除く): 309078930

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1661713, 3323426, 4985139, 9970278, 11631991, 14955417, 23263982, 29910834, 34895973, 69791946, 104687919, 209375838]

約数ペア:

[(1, 209375838), (2, 104687919), (3, 69791946), (6, 34895973), (7, 29910834), (9, 23263982), (14, 14955417), (18, 11631991), (21, 9970278), (42, 4985139), (63, 3323426), (126, 1661713)]