201708825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 354995136

約数和(自身を除く): 153286311

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 281, 425, 563, 843, 1275, 1405, 1689, 2815, 4215, 4777, 7025, 8445, 9571, 14075, 14331, 21075, 23885, 28713, 42225, 47855, 71655, 119425, 143565, 158203, 239275, 358275, 474609, 717825, 791015, 2373045, 2689451, 3955075, 8068353, 11865225, 13447255, 40341765, 67236275, 201708825]

約数ペア:

[(1, 201708825), (3, 67236275), (5, 40341765), (15, 13447255), (17, 11865225), (25, 8068353), (51, 3955075), (75, 2689451), (85, 2373045), (255, 791015), (281, 717825), (425, 474609), (563, 358275), (843, 239275), (1275, 158203), (1405, 143565), (1689, 119425), (2815, 71655), (4215, 47855), (4777, 42225), (7025, 28713), (8445, 23885), (9571, 21075), (14075, 14331)]