205124880021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{388117}}^1$

素因数の和:388421

約数の個数: 32

約数和(自身を含む): 297552993408

約数和(自身を除く): 92428113387

約数列:

[1, 3, 17, 43, 51, 129, 241, 723, 731, 2193, 4097, 10363, 12291, 31089, 176171, 388117, 528513, 1164351, 6597989, 16689031, 19793967, 50067093, 93536197, 280608591, 283713527, 851140581, 1590115349, 4022056471, 4770346047, 12066169413, 68374960007, 205124880021]

約数ペア:

[(1, 205124880021), (3, 68374960007), (17, 12066169413), (43, 4770346047), (51, 4022056471), (129, 1590115349), (241, 851140581), (723, 283713527), (731, 280608591), (2193, 93536197), (4097, 50067093), (10363, 19793967), (12291, 16689031), (31089, 6597989), (176171, 1164351), (388117, 528513)]