247368159

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 361526880

約数和(自身を除く): 114158721

約数列:

[1, 3, 9, 137, 411, 439, 457, 1233, 1317, 1371, 3951, 4113, 60143, 62609, 180429, 187827, 200623, 541287, 563481, 601869, 1805607, 27485351, 82456053, 247368159]

約数ペア:

[(1, 247368159), (3, 82456053), (9, 27485351), (137, 1805607), (411, 601869), (439, 563481), (457, 541287), (1233, 200623), (1317, 187827), (1371, 180429), (3951, 62609), (4113, 60143)]