211987332

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{10687}}^1$

素因数の和:10745

約数の個数: 72

約数和(自身を含む): 583564800

約数和(自身を除く): 371577468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1653, 2204, 3306, 4959, 6612, 9918, 10687, 19836, 21374, 32061, 42748, 64122, 96183, 128244, 192366, 203053, 309923, 384732, 406106, 609159, 619846, 812212, 929769, 1218318, 1239692, 1827477, 1859538, 2436636, 2789307, 3654954, 3719076, 5578614, 5888537, 7309908, 11157228, 11777074, 17665611, 23554148, 35331222, 52996833, 70662444, 105993666, 211987332]

約数ペア:

[(1, 211987332), (2, 105993666), (3, 70662444), (4, 52996833), (6, 35331222), (9, 23554148), (12, 17665611), (18, 11777074), (19, 11157228), (29, 7309908), (36, 5888537), (38, 5578614), (57, 3719076), (58, 3654954), (76, 2789307), (87, 2436636), (114, 1859538), (116, 1827477), (171, 1239692), (174, 1218318), (228, 929769), (261, 812212), (342, 619846), (348, 609159), (522, 406106), (551, 384732), (684, 309923), (1044, 203053), (1102, 192366), (1653, 128244), (2204, 96183), (3306, 64122), (4959, 42748), (6612, 32061), (9918, 21374), (10687, 19836)]