12742863

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 20697600

約数和(自身を除く): 7954737

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 293, 327, 399, 763, 879, 2051, 2071, 2289, 5567, 6153, 6213, 14497, 16701, 31937, 38969, 43491, 95811, 116907, 223559, 606803, 670677, 1820409, 4247621, 12742863]

約数ペア:

[(1, 12742863), (3, 4247621), (7, 1820409), (19, 670677), (21, 606803), (57, 223559), (109, 116907), (133, 95811), (293, 43491), (327, 38969), (399, 31937), (763, 16701), (879, 14497), (2051, 6213), (2071, 6153), (2289, 5567)]