208067867

素因数分解:

$7^2\times {\mathrm{23}}^3\times {\mathrm{349}}^1$

素因数の和:432

約数の個数: 24

約数和(自身を含む): 253764000

約数和(自身を除く): 45696133

約数列:

[1, 7, 23, 49, 161, 349, 529, 1127, 2443, 3703, 8027, 12167, 17101, 25921, 56189, 85169, 184621, 393323, 596183, 1292347, 4246283, 9046429, 29723981, 208067867]

約数ペア:

[(1, 208067867), (7, 29723981), (23, 9046429), (49, 4246283), (161, 1292347), (349, 596183), (529, 393323), (1127, 184621), (2443, 85169), (3703, 56189), (8027, 25921), (12167, 17101)]