31340463

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 52426752

約数和(自身を除く): 21086289

約数列:

[1, 3, 7, 11, 21, 33, 77, 211, 231, 633, 643, 1477, 1929, 2321, 4431, 4501, 6963, 7073, 13503, 16247, 21219, 48741, 49511, 135673, 148533, 407019, 949711, 1492403, 2849133, 4477209, 10446821, 31340463]

約数ペア:

[(1, 31340463), (3, 10446821), (7, 4477209), (11, 2849133), (21, 1492403), (33, 949711), (77, 407019), (211, 148533), (231, 135673), (633, 49511), (643, 48741), (1477, 21219), (1929, 16247), (2321, 13503), (4431, 7073), (4501, 6963)]