7988474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 13802880

約数和(自身を除く): 5814406

約数列:

[1, 2, 13, 19, 26, 38, 103, 157, 206, 247, 314, 494, 1339, 1957, 2041, 2678, 2983, 3914, 4082, 5966, 16171, 25441, 32342, 38779, 50882, 77558, 210223, 307249, 420446, 614498, 3994237, 7988474]

約数ペア:

[(1, 7988474), (2, 3994237), (13, 614498), (19, 420446), (26, 307249), (38, 210223), (103, 77558), (157, 50882), (206, 38779), (247, 32342), (314, 25441), (494, 16171), (1339, 5966), (1957, 4082), (2041, 3914), (2678, 2983)]