128861265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21317}}^1$

素因数の和:21369

約数の個数: 32

約数和(自身を含む): 229211136

約数和(自身を除く): 100349871

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 21317, 63951, 106585, 277121, 319755, 660827, 831363, 1385605, 1982481, 3304135, 4156815, 8590751, 9912405, 25772253, 42953755, 128861265]

約数ペア:

[(1, 128861265), (3, 42953755), (5, 25772253), (13, 9912405), (15, 8590751), (31, 4156815), (39, 3304135), (65, 1982481), (93, 1385605), (155, 831363), (195, 660827), (403, 319755), (465, 277121), (1209, 106585), (2015, 63951), (6045, 21317)]