7987847

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 10058400

約数和(自身を除く): 2070553

約数列:

[1, 7, 19, 29, 109, 133, 203, 361, 551, 763, 2071, 2527, 3161, 3857, 10469, 14497, 22127, 39349, 60059, 73283, 275443, 420413, 1141121, 7987847]

約数ペア:

[(1, 7987847), (7, 1141121), (19, 420413), (29, 275443), (109, 73283), (133, 60059), (203, 39349), (361, 22127), (551, 14497), (763, 10469), (2071, 3857), (2527, 3161)]