195361439

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1097}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 255790080

約数和(自身を除く): 60428641

約数列:

[1, 7, 13, 19, 91, 103, 133, 247, 721, 1097, 1339, 1729, 1957, 7679, 9373, 13699, 14261, 20843, 25441, 99827, 112991, 145901, 178087, 270959, 790937, 1468883, 1896713, 2146829, 10282181, 15027803, 27908777, 195361439]

約数ペア:

[(1, 195361439), (7, 27908777), (13, 15027803), (19, 10282181), (91, 2146829), (103, 1896713), (133, 1468883), (247, 790937), (721, 270959), (1097, 178087), (1339, 145901), (1729, 112991), (1957, 99827), (7679, 25441), (9373, 20843), (13699, 14261)]