71975267

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1097}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 91125216

約数和(自身を除く): 19149949

約数列:

[1, 7, 13, 49, 91, 103, 637, 721, 1097, 1339, 5047, 7679, 9373, 14261, 53753, 65611, 99827, 112991, 698789, 790937, 1468883, 5536559, 10282181, 71975267]

約数ペア:

[(1, 71975267), (7, 10282181), (13, 5536559), (49, 1468883), (91, 790937), (103, 698789), (637, 112991), (721, 99827), (1097, 65611), (1339, 53753), (5047, 14261), (7679, 9373)]