639713076

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2317801}}^1$

素因数の和:2317831

約数の個数: 24

約数和(自身を含む): 1557562944

約数和(自身を除く): 917849868

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 2317801, 4635602, 6953403, 9271204, 13906806, 27813612, 53309423, 106618846, 159928269, 213237692, 319856538, 639713076]

約数ペア:

[(1, 639713076), (2, 319856538), (3, 213237692), (4, 159928269), (6, 106618846), (12, 53309423), (23, 27813612), (46, 13906806), (69, 9271204), (92, 6953403), (138, 4635602), (276, 2317801)]