216722341

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 265749120

約数和(自身を除く): 49026779

約数列:

[1, 11, 17, 19, 181, 187, 209, 323, 337, 1991, 3077, 3439, 3553, 3707, 5729, 6403, 33847, 37829, 58463, 60997, 63019, 70433, 108851, 643093, 670967, 1036949, 1158943, 1197361, 11406439, 12748373, 19702031, 216722341]

約数ペア:

[(1, 216722341), (11, 19702031), (17, 12748373), (19, 11406439), (181, 1197361), (187, 1158943), (209, 1036949), (323, 670967), (337, 643093), (1991, 108851), (3077, 70433), (3439, 63019), (3553, 60997), (3707, 58463), (5729, 37829), (6403, 33847)]