53389791

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 103434240

約数和(自身を除く): 50044449

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 47, 57, 63, 73, 91, 117, 133, 141, 171, 219, 247, 273, 329, 399, 423, 511, 611, 657, 741, 819, 893, 949, 987, 1197, 1387, 1533, 1729, 1833, 2223, 2679, 2847, 2961, 3431, 4161, 4277, 4599, 5187, 5499, 6251, 6643, 8037, 8541, 9709, 10293, 11609, 12483, 12831, 15561, 18031, 18753, 19929, 24017, 29127, 30879, 34827, 38493, 44603, 54093, 56259, 59787, 65189, 72051, 81263, 87381, 104481, 126217, 133809, 162279, 195567, 216153, 243789, 312221, 378651, 401427, 456323, 586701, 731367, 847457, 936663, 1135953, 1368969, 2542371, 2809989, 4106907, 5932199, 7627113, 17796597, 53389791]

約数ペア:

[(1, 53389791), (3, 17796597), (7, 7627113), (9, 5932199), (13, 4106907), (19, 2809989), (21, 2542371), (39, 1368969), (47, 1135953), (57, 936663), (63, 847457), (73, 731367), (91, 586701), (117, 456323), (133, 401427), (141, 378651), (171, 312221), (219, 243789), (247, 216153), (273, 195567), (329, 162279), (399, 133809), (423, 126217), (511, 104481), (611, 87381), (657, 81263), (741, 72051), (819, 65189), (893, 59787), (949, 56259), (987, 54093), (1197, 44603), (1387, 38493), (1533, 34827), (1729, 30879), (1833, 29127), (2223, 24017), (2679, 19929), (2847, 18753), (2961, 18031), (3431, 15561), (4161, 12831), (4277, 12483), (4599, 11609), (5187, 10293), (5499, 9709), (6251, 8541), (6643, 8037)]