1209271

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:103

約数の個数: 24

約数和(自身を含む): 1559520

約数和(自身を除く): 350249

約数列:

[1, 7, 23, 29, 37, 49, 161, 203, 259, 667, 851, 1073, 1127, 1421, 1813, 4669, 5957, 7511, 24679, 32683, 41699, 52577, 172753, 1209271]

約数ペア:

[(1, 1209271), (7, 172753), (23, 52577), (29, 41699), (37, 32683), (49, 24679), (161, 7511), (203, 5957), (259, 4669), (667, 1813), (851, 1421), (1073, 1127)]