208720872

素因数分解:

$2^3\times 3^2\times {\mathrm{2898901}}^1$

素因数の和:2898913

約数の個数: 24

約数和(自身を含む): 565285890

約数和(自身を除く): 356565018

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2898901, 5797802, 8696703, 11595604, 17393406, 23191208, 26090109, 34786812, 52180218, 69573624, 104360436, 208720872]

約数ペア:

[(1, 208720872), (2, 104360436), (3, 69573624), (4, 52180218), (6, 34786812), (8, 26090109), (9, 23191208), (12, 17393406), (18, 11595604), (24, 8696703), (36, 5797802), (72, 2898901)]