221855439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{52189}}^1$

素因数の和:52314

約数の個数: 16

約数和(自身を含む): 321490400

約数和(自身を除く): 99634961

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 52189, 156567, 678457, 2035371, 5688601, 17065803, 73951813, 221855439]

約数ペア:

[(1, 221855439), (3, 73951813), (13, 17065803), (39, 5688601), (109, 2035371), (327, 678457), (1417, 156567), (4251, 52189)]