2005209075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1572713}}^1$

素因数の和:1572743

約数の個数: 24

約数和(自身を含む): 3510297648

約数和(自身を除く): 1505088573

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 1572713, 4718139, 7863565, 23590695, 26736121, 39317825, 80208363, 117953475, 133680605, 401041815, 668403025, 2005209075]

約数ペア:

[(1, 2005209075), (3, 668403025), (5, 401041815), (15, 133680605), (17, 117953475), (25, 80208363), (51, 39317825), (75, 26736121), (85, 23590695), (255, 7863565), (425, 4718139), (1275, 1572713)]