39912729

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 57784320

約数和(自身を除く): 17871591

約数列:

[1, 3, 29, 43, 47, 87, 129, 141, 227, 681, 1247, 1363, 2021, 3741, 4089, 6063, 6583, 9761, 10669, 19749, 29283, 32007, 58609, 175827, 283069, 309401, 458767, 849207, 928203, 1376301, 13304243, 39912729]

約数ペア:

[(1, 39912729), (3, 13304243), (29, 1376301), (43, 928203), (47, 849207), (87, 458767), (129, 309401), (141, 283069), (227, 175827), (681, 58609), (1247, 32007), (1363, 29283), (2021, 19749), (3741, 10669), (4089, 9761), (6063, 6583)]