217003142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1\times {\mathrm{4639}}^1$

素因数の和:5891

約数の個数: 16

約数和(自身を含む): 342988800

約数和(自身を除く): 125985658

約数列:

[1, 2, 19, 38, 1231, 2462, 4639, 9278, 23389, 46778, 88141, 176282, 5710609, 11421218, 108501571, 217003142]

約数ペア:

[(1, 217003142), (2, 108501571), (19, 11421218), (38, 5710609), (1231, 176282), (2462, 88141), (4639, 46778), (9278, 23389)]