57428091

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 106310880

約数和(自身を除く): 48882789

約数列:

[1, 3, 7, 9, 17, 21, 29, 43, 51, 63, 87, 119, 129, 153, 203, 261, 301, 357, 387, 493, 609, 731, 903, 1071, 1247, 1479, 1827, 1849, 2193, 2709, 3451, 3741, 4437, 5117, 5547, 6579, 8729, 10353, 11223, 12943, 15351, 16641, 21199, 26187, 31059, 31433, 38829, 46053, 53621, 63597, 78561, 94299, 116487, 148393, 160863, 190791, 220031, 282897, 375347, 445179, 482589, 660093, 911557, 1126041, 1335537, 1980279, 2734671, 3378123, 6380899, 8204013, 19142697, 57428091]

約数ペア:

[(1, 57428091), (3, 19142697), (7, 8204013), (9, 6380899), (17, 3378123), (21, 2734671), (29, 1980279), (43, 1335537), (51, 1126041), (63, 911557), (87, 660093), (119, 482589), (129, 445179), (153, 375347), (203, 282897), (261, 220031), (301, 190791), (357, 160863), (387, 148393), (493, 116487), (609, 94299), (731, 78561), (903, 63597), (1071, 53621), (1247, 46053), (1479, 38829), (1827, 31433), (1849, 31059), (2193, 26187), (2709, 21199), (3451, 16641), (3741, 15351), (4437, 12943), (5117, 11223), (5547, 10353), (6579, 8729)]