289808636

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{577}}^1\times {\mathrm{743}}^1$

素因数の和:1350

約数の個数: 36

約数和(自身を含む): 550870992

約数和(自身を除く): 261062356

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 577, 676, 743, 1154, 1486, 2308, 2972, 7501, 9659, 15002, 19318, 30004, 38636, 97513, 125567, 195026, 251134, 390052, 428711, 502268, 857422, 1714844, 5573243, 11146486, 22292972, 72452159, 144904318, 289808636]

約数ペア:

[(1, 289808636), (2, 144904318), (4, 72452159), (13, 22292972), (26, 11146486), (52, 5573243), (169, 1714844), (338, 857422), (577, 502268), (676, 428711), (743, 390052), (1154, 251134), (1486, 195026), (2308, 125567), (2972, 97513), (7501, 38636), (9659, 30004), (15002, 19318)]