51997319

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 64627200

約数和(自身を除く): 12629881

約数列:

[1, 11, 19, 23, 29, 209, 253, 319, 373, 437, 551, 667, 4103, 4807, 6061, 7087, 7337, 8579, 10817, 12673, 77957, 94369, 118987, 139403, 163001, 205523, 248791, 1793011, 2260753, 2736701, 4727029, 51997319]

約数ペア:

[(1, 51997319), (11, 4727029), (19, 2736701), (23, 2260753), (29, 1793011), (209, 248791), (253, 205523), (319, 163001), (373, 139403), (437, 118987), (551, 94369), (667, 77957), (4103, 12673), (4807, 10817), (6061, 8579), (7087, 7337)]