1289744533

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{39227}}^1$

素因数の和:39313

約数の個数: 24

約数和(自身を含む): 1663581024

約数和(自身を除く): 373836491

約数列:

[1, 7, 11, 49, 61, 77, 427, 539, 671, 2989, 4697, 32879, 39227, 274589, 431497, 1922123, 2392847, 3020479, 16749929, 21143353, 26321317, 117249503, 184249219, 1289744533]

約数ペア:

[(1, 1289744533), (7, 184249219), (11, 117249503), (49, 26321317), (61, 21143353), (77, 16749929), (427, 3020479), (539, 2392847), (671, 1922123), (2989, 431497), (4697, 274589), (32879, 39227)]