51623019

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 93721680

約数和(自身を除く): 42098661

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 61, 63, 101, 133, 147, 171, 183, 303, 399, 427, 441, 549, 707, 909, 931, 1159, 1197, 1281, 1919, 2121, 2793, 2989, 3477, 3843, 4949, 5757, 6161, 6363, 8113, 8379, 8967, 10431, 13433, 14847, 17271, 18483, 24339, 26901, 40299, 43127, 44541, 55449, 56791, 73017, 94031, 117059, 120897, 129381, 170373, 282093, 301889, 351177, 388143, 511119, 819413, 846279, 905667, 1053531, 2458239, 2717001, 5735891, 7374717, 17207673, 51623019]

約数ペア:

[(1, 51623019), (3, 17207673), (7, 7374717), (9, 5735891), (19, 2717001), (21, 2458239), (49, 1053531), (57, 905667), (61, 846279), (63, 819413), (101, 511119), (133, 388143), (147, 351177), (171, 301889), (183, 282093), (303, 170373), (399, 129381), (427, 120897), (441, 117059), (549, 94031), (707, 73017), (909, 56791), (931, 55449), (1159, 44541), (1197, 43127), (1281, 40299), (1919, 26901), (2121, 24339), (2793, 18483), (2989, 17271), (3477, 14847), (3843, 13433), (4949, 10431), (5757, 8967), (6161, 8379), (6363, 8113)]