209461369

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{6361}}^1$

素因数の和:6540

約数の個数: 16

約数和(自身を含む): 240483600

約数和(自身を除く): 31022231

約数列:

[1, 13, 17, 149, 221, 1937, 2533, 6361, 32929, 82693, 108137, 947789, 1405781, 12321257, 16112413, 209461369]

約数ペア:

[(1, 209461369), (13, 16112413), (17, 12321257), (149, 1405781), (221, 947789), (1937, 108137), (2533, 82693), (6361, 32929)]