13017225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 23609600

約数和(自身を除く): 10592375

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 79, 169, 195, 237, 325, 395, 507, 845, 975, 1027, 1185, 1975, 2197, 2535, 3081, 4225, 5135, 5925, 6591, 10985, 12675, 13351, 15405, 25675, 32955, 40053, 54925, 66755, 77025, 164775, 173563, 200265, 333775, 520689, 867815, 1001325, 2603445, 4339075, 13017225]

約数ペア:

[(1, 13017225), (3, 4339075), (5, 2603445), (13, 1001325), (15, 867815), (25, 520689), (39, 333775), (65, 200265), (75, 173563), (79, 164775), (169, 77025), (195, 66755), (237, 54925), (325, 40053), (395, 32955), (507, 25675), (845, 15405), (975, 13351), (1027, 12675), (1185, 10985), (1975, 6591), (2197, 5925), (2535, 5135), (3081, 4225)]