123784657905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{25548949}}^1$

素因数の和:25548993

約数の個数: 32

約数和(自身を含む): 220742928000

約数和(自身を除く): 96958270095

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 25548949, 76646847, 127744745, 383234235, 434332133, 485430031, 1302996399, 1456290093, 2171660665, 2427150155, 6514981995, 7281450465, 8252310527, 24756931581, 41261552635, 123784657905]

約数ペア:

[(1, 123784657905), (3, 41261552635), (5, 24756931581), (15, 8252310527), (17, 7281450465), (19, 6514981995), (51, 2427150155), (57, 2171660665), (85, 1456290093), (95, 1302996399), (255, 485430031), (285, 434332133), (323, 383234235), (969, 127744745), (1615, 76646847), (4845, 25548949)]