15385755

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{173}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 31658256

約数和(自身を除く): 16272501

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 121, 147, 165, 173, 231, 245, 363, 385, 519, 539, 605, 735, 847, 865, 1155, 1211, 1617, 1815, 1903, 2541, 2595, 2695, 3633, 4235, 5709, 5929, 6055, 8085, 8477, 9515, 12705, 13321, 17787, 18165, 20933, 25431, 28545, 29645, 39963, 42385, 62799, 66605, 88935, 93247, 104665, 127155, 146531, 199815, 279741, 313995, 439593, 466235, 732655, 1025717, 1398705, 2197965, 3077151, 5128585, 15385755]

約数ペア:

[(1, 15385755), (3, 5128585), (5, 3077151), (7, 2197965), (11, 1398705), (15, 1025717), (21, 732655), (33, 466235), (35, 439593), (49, 313995), (55, 279741), (77, 199815), (105, 146531), (121, 127155), (147, 104665), (165, 93247), (173, 88935), (231, 66605), (245, 62799), (363, 42385), (385, 39963), (519, 29645), (539, 28545), (605, 25431), (735, 20933), (847, 18165), (865, 17787), (1155, 13321), (1211, 12705), (1617, 9515), (1815, 8477), (1903, 8085), (2541, 6055), (2595, 5929), (2695, 5709), (3633, 4235)]